<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1646-5830</journal-id>
<journal-title><![CDATA[Acta Obstétrica e Ginecológica Portuguesa]]></journal-title>
<abbrev-journal-title><![CDATA[Acta Obstet Ginecol Port]]></abbrev-journal-title>
<issn>1646-5830</issn>
<publisher>
<publisher-name><![CDATA[Euromédice, Edições Médicas Lda.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1646-58302022000200177</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Perda gestacional recorrente]]></article-title>
<article-title xml:lang="en"><![CDATA[Recurrent pregnancy loss]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Monteiro]]></surname>
<given-names><![CDATA[Sofia Bessa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lebre]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Serrano]]></surname>
<given-names><![CDATA[Fátima]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martins]]></surname>
<given-names><![CDATA[Inês]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Reis]]></surname>
<given-names><![CDATA[Isabel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lima]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bombas]]></surname>
<given-names><![CDATA[Teresa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Hospitalar Universitário de S. João Serviço de Obstetrícia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidade do Porto Faculdade de Medicina ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Centro Hospitalar e Universitário do Porto Centro Materno-Infantil do Norte Serviço de Ginecologia e Obstetrícia, Departamento da Mulher e da Medicina Reprodutiva]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Centro Hospitalar Universitário de Lisboa Central Departamento de Medicina Materno-Fetal ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidade Nova de Lisboa Faculdade de Ciências Médicas Comprehensive Health Research Centre]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Hospital de Santa Maria Centro Hospitalar Universitário Lisboa Norte Departamento de Obstetrícia, Ginecologia e Medicina da Reprodução]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Hospital de Braga Serviço de Ginecologia e Obstetrícia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af8">
<institution><![CDATA[,Hospital da Luz Serviço de Ginecologia e Obstetrícia ]]></institution>
<addr-line><![CDATA[Lisboa ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af9">
<institution><![CDATA[,Universidade Nova de Lisboa Faculdade de Ciências Médicas Comprehensive Health Research Centre]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="A10">
<institution><![CDATA[,Centro Hospitalar e Universitário de Coimbra Serviço de Obstetrícia A ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<pub-date pub-type="pub">
<day>30</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>30</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>16</volume>
<numero>2</numero>
<fpage>177</fpage>
<lpage>187</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S1646-58302022000200177&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S1646-58302022000200177&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S1646-58302022000200177&amp;lng=en&amp;nrm=iso"></self-uri></article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rai]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Regan]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrent miscarriage]]></article-title>
<source><![CDATA[Lancet]]></source>
<year>2006</year>
<volume>368</volume>
<numero>9535</numero>
<issue>9535</issue>
<page-range>601-11</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<collab>ESHRE Guideline Group on RPL.Bender Atik R.Christiansen OB.Elson J.Kolte AM.Lewis S.Middeldorp S et al</collab>
<article-title xml:lang=""><![CDATA[ESHRE guideline recurrent pregnancy loss]]></article-title>
<source><![CDATA[Hum Reprod Open]]></source>
<year>2018</year>
<volume>2018</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>hoy004</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Coomarasamy]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Dhillon-Smith]]></surname>
<given-names><![CDATA[RK]]></given-names>
</name>
<name>
<surname><![CDATA[Papadopoulou]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Memar]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Brewin]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrent miscarriage evidence to accelerate action]]></article-title>
<collab>Abrahams VM et al</collab>
<source><![CDATA[Lancet]]></source>
<year>2021</year>
<volume>397</volume>
<numero>10285</numero>
<issue>10285</issue>
<page-range>1675-82</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[van Dijk]]></surname>
<given-names><![CDATA[MM]]></given-names>
</name>
<name>
<surname><![CDATA[Kolte]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Limpens]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kirk]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Quenby]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrent pregnancy loss diagnostic workup after two or three pregnancy losses? A systematic review of the literature and meta-analysis]]></article-title>
<collab>van Wely M et al</collab>
<source><![CDATA[Hum Reprod Update]]></source>
<year>2020</year>
<volume>26</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>356-67</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Maconochie]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Doyle]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Prior]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Simmons]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Risk factors for first trimester miscarriage-results from a UK-population-based case--control study]]></article-title>
<source><![CDATA[BJOG]]></source>
<year>2007</year>
<volume>114</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>170-86</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hekmatdoost]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Vahid]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Yari]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Sadeghi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Eini-Zinab]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Methyltetrahydrofolate vs Folic Acid Supplementation in Idiopathic Recurrent Miscarriage with Respect to Methylenetetrahydrofolate Reductase C677T and A1298C Polymor-phisms A Randomized Controlled Trial]]></article-title>
<collab>Lakpour N et al</collab>
<source><![CDATA[PLoS One]]></source>
<year>2015</year>
<volume>10</volume>
<numero>12</numero>
<issue>12</issue>
</nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Balogun]]></surname>
<given-names><![CDATA[OO]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Vitamin supplementation for preventing miscarriage]]></article-title>
<collab>da Silva Lopes K.Ota E.Takemoto Y.Rumbold A.Takegata M et al</collab>
<source><![CDATA[Cochrane Database Syst Rev]]></source>
<year>2016</year>
<volume>2016</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>CD004073</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Haider]]></surname>
<given-names><![CDATA[BA]]></given-names>
</name>
<name>
<surname><![CDATA[Bhutta]]></surname>
<given-names><![CDATA[ZA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Multiple-micronutrient supplementation for women during pregnancy]]></article-title>
<source><![CDATA[Cochrane Database Syst Rev]]></source>
<year>2012</year>
<volume>11</volume>
<page-range>CD004905</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kolte]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Olsen]]></surname>
<given-names><![CDATA[LR]]></given-names>
</name>
<name>
<surname><![CDATA[Mikkelsen]]></surname>
<given-names><![CDATA[EM]]></given-names>
</name>
<name>
<surname><![CDATA[Christiansen]]></surname>
<given-names><![CDATA[OB]]></given-names>
</name>
<name>
<surname><![CDATA[Nielsen]]></surname>
<given-names><![CDATA[HS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Depression and emotional stress is highly prevalent among women with recurrent pregnancy loss]]></article-title>
<source><![CDATA[Hum Reprod]]></source>
<year>2015</year>
<volume>30</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>777-82</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hegaard]]></surname>
<given-names><![CDATA[HK]]></given-names>
</name>
<name>
<surname><![CDATA[Ersbøll]]></surname>
<given-names><![CDATA[AS]]></given-names>
</name>
<name>
<surname><![CDATA[Damm]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Exercise in Pregnancy First Trimester Risks]]></article-title>
<source><![CDATA[Clin Obstet Gynecol]]></source>
<year>2016</year>
<volume>59</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>559-67</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boots]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Stephenson]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Does obesity increase the risk of miscarriage in spontaneous conception a systematic review]]></article-title>
<source><![CDATA[Semin Reprod Med]]></source>
<year>2011</year>
<volume>29</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>507-13</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<collab>van den Berg MM.van Maarle MC.van Wely M.Goddijn M</collab>
<article-title xml:lang=""><![CDATA[Genetics of early miscarriage]]></article-title>
<source><![CDATA[Biochim Biophys Acta]]></source>
<year>2012</year>
<volume>1822</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1951-9</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Maisenbacher]]></surname>
<given-names><![CDATA[MK]]></given-names>
</name>
<name>
<surname><![CDATA[Merrion]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Kutteh]]></surname>
<given-names><![CDATA[WH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Single-nucleotide polymorphism microarray detects molar pregnancies in 3% of miscarriages]]></article-title>
<source><![CDATA[Fertil Steril]]></source>
<year>2019</year>
<volume>112</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>700-6</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hardy]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Hardy]]></surname>
<given-names><![CDATA[PJ]]></given-names>
</name>
<name>
<surname><![CDATA[Jacobs]]></surname>
<given-names><![CDATA[PA]]></given-names>
</name>
<name>
<surname><![CDATA[Lewallen]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Hassold]]></surname>
<given-names><![CDATA[TJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Temporal changes in chromosome abnormalities in human spontaneous abortions Results of 40 years of analysis]]></article-title>
<source><![CDATA[Am J Med Genet A]]></source>
<year>2016</year>
<volume>170</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>2671-80</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hong Li]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Marren]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrent pregnancy loss A summary of international evidence-based guidelines and practice]]></article-title>
<source><![CDATA[Aust J Gen Pract]]></source>
<year>2018</year>
<volume>47</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>432-6</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mathur]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Triplett]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Stephenson]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Miscarriage chromosome testing utility of comparative genomic hybridization with reflex microsatellite analysis in preserved miscarriage tissue]]></article-title>
<source><![CDATA[Fertil Steril]]></source>
<year>2014</year>
<volume>101</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1349-52</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Papas]]></surname>
<given-names><![CDATA[RS]]></given-names>
</name>
<name>
<surname><![CDATA[Kutteh]]></surname>
<given-names><![CDATA[WH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A new algorithm for the evaluation of recurrent pregnancy loss redefining unexplained miscarriage review of current guidelines]]></article-title>
<source><![CDATA[Curr Opin Obstet Gynecol]]></source>
<year>2020</year>
<volume>32</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>371-9</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Franssen]]></surname>
<given-names><![CDATA[MT]]></given-names>
</name>
<name>
<surname><![CDATA[Korevaar]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
<name>
<surname><![CDATA[Leschot]]></surname>
<given-names><![CDATA[NJ]]></given-names>
</name>
<name>
<surname><![CDATA[Bossuyt]]></surname>
<given-names><![CDATA[PM]]></given-names>
</name>
<name>
<surname><![CDATA[Knegt]]></surname>
<given-names><![CDATA[AC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Selective chromosome analysis in couples with two or more miscarriages case-control study]]></article-title>
<collab>Gerssen-Schoorl KB et al</collab>
<source><![CDATA[BMJ]]></source>
<year>2005</year>
<volume>331</volume>
<numero>7509</numero>
<issue>7509</issue>
<page-range>137-41</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="">
<collab>Conselho Nacional de Procriação Medicamente Assistida</collab>
<source><![CDATA[CNPMA.Deliberação do CNPMA "Testes Genéticos Pré-implantação"]]></source>
<year>2021</year>
</nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="book">
<collab>Royal College of Obstetricians and Gynaecologists</collab>
<source><![CDATA[RCOG.Green-Top Guideline Number 17. The investigation and treatment of couples with recurrent first-trimester and second-trimester miscarriage]]></source>
<year>2011</year>
<publisher-name><![CDATA[RCOG]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grimbizis]]></surname>
<given-names><![CDATA[GF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Thessaloniki ESHRE/ESGE consensus on diagnosis of female genital anomalies]]></article-title>
<collab>Di Spiezio Sardo A.Saravelos SH.Gordts S.Exacoustos C.Van Schoubroeck D et al</collab>
<source><![CDATA[Hum Reprod]]></source>
<year>2016</year>
<volume>31</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>2-7</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Graupera]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Pascual]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Hereter]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Browne]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Úbeda]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Accuracy of three-dimensional ultrasound compared with magnetic resonance imaging in diagnosis of Müllerian duct anomalies using ESHRE-ESGE consensus on the classification of congenital anomalies of the female genital tract]]></article-title>
<collab>Rodríguez I et al</collab>
<source><![CDATA[Ultrasound Obstet Gynecol]]></source>
<year>2015</year>
<volume>46</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>616-22</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Saravelos]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence and diagnosis of congenital uterine anomalies in women with reproductive failure: a critical appraisal]]></article-title>
<source><![CDATA[Hum Reprod Update]]></source>
<year>2008</year>
<volume>14</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>415-29</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chan]]></surname>
<given-names><![CDATA[YY]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The prevalence of congenital uterine anomalies in unselected and high-risk populations: a systematic review]]></article-title>
<source><![CDATA[Hum Reprod Update]]></source>
<year>2011</year>
<volume>17</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>761-71</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Venetis]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Papadopoulos]]></surname>
<given-names><![CDATA[SP]]></given-names>
</name>
<name>
<surname><![CDATA[Campo]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Gordts]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Tarlatzis]]></surname>
<given-names><![CDATA[BC]]></given-names>
</name>
<name>
<surname><![CDATA[Grimbizis]]></surname>
<given-names><![CDATA[GF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Clinical implications of congenital uterine anomalies a meta-analysis of comparative studies]]></article-title>
<source><![CDATA[Reprod Biomed Online]]></source>
<year>2014</year>
<volume>29</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>665-83</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Akhtar]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Saravelos]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[TC]]></given-names>
</name>
<name>
<surname><![CDATA[Jayaprakasan]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Reproductive Implications and Management of Congenital Uterine Anomalies Scientific Impact Paper No. 62 November 2019]]></article-title>
<collab>Royal College of Obstetricians and Gynaecologists</collab>
<source><![CDATA[BJOG]]></source>
<year>2020</year>
<volume>127</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>e1-e13</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hartmann]]></surname>
<given-names><![CDATA[KE]]></given-names>
</name>
<name>
<surname><![CDATA[Velez Edwards]]></surname>
<given-names><![CDATA[DR]]></given-names>
</name>
<name>
<surname><![CDATA[Savitz]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[Jonsson-Funk]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prospective Cohort Study of Uterine Fibroids and Miscarriage Risk]]></article-title>
<collab>Sundermann AC et al</collab>
<source><![CDATA[Am J Epidemiol]]></source>
<year>2017</year>
<volume>186</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>1140-8</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bosteels]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[van Wessel]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Weyers]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Broekmans]]></surname>
<given-names><![CDATA[FJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Hysteroscopy for treating subfertility associated with suspected major uterine cavity abnormalities]]></article-title>
<collab>D'Hooghe TM.Bongers MY et al</collab>
<source><![CDATA[Cochrane Database Syst Rev]]></source>
<year>2018</year>
<volume>12</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>CD009461</page-range></nlm-citation>
</ref>
<ref id="B29">
<label>29</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jaslow]]></surname>
<given-names><![CDATA[CR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Uterine factors]]></article-title>
<source><![CDATA[Obstet Gynecol Clin North Am]]></source>
<year>2014</year>
<volume>41</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>57-86</page-range></nlm-citation>
</ref>
<ref id="B30">
<label>30</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Saravelos]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
<name>
<surname><![CDATA[Yan]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rehmani]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[TC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The prevalence and impact of fibroids and their treatment on the outcome of pregnancy in women with recurrent miscarriage]]></article-title>
<source><![CDATA[Hum Reprod]]></source>
<year>2011</year>
<volume>26</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>3274-9</page-range></nlm-citation>
</ref>
<ref id="B31">
<label>31</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de Azevedo]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[de Azevedo]]></surname>
<given-names><![CDATA[LM]]></given-names>
</name>
<name>
<surname><![CDATA[Freitas]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Wender]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Endometrial polyps when to resect?]]></article-title>
<source><![CDATA[Arch Gynecol Obstet]]></source>
<year>2016</year>
<volume>293</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>639-43</page-range></nlm-citation>
</ref>
<ref id="B32">
<label>32</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Baradwan]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Shafi]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Baradwan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Bashir]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Jaroudi]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The effect of endometrial thickness on pregnancy outcome in patients with Asherman's syndrome post-hysteroscopic adhesiolysis]]></article-title>
<source><![CDATA[Int J Womens Health]]></source>
<year>2018</year>
<volume>10</volume>
<page-range>77-82</page-range></nlm-citation>
</ref>
<ref id="B33">
<label>33</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McNamee]]></surname>
<given-names><![CDATA[KM]]></given-names>
</name>
<name>
<surname><![CDATA[Dawood]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Farquharson]]></surname>
<given-names><![CDATA[RG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mid-trimester pregnancy loss]]></article-title>
<source><![CDATA[Obstet Gynecol Clin North Am]]></source>
<year>2014</year>
<volume>41</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>87-102</page-range></nlm-citation>
</ref>
<ref id="B34">
<label>34</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Areia]]></surname>
<given-names><![CDATA[AL]]></given-names>
</name>
<name>
<surname><![CDATA[Rocha]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Nunes]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Pereira]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Afonso]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Monteiro]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Norma de Orientação Clínica SPOMMF Rastreio de colo curto]]></article-title>
<source><![CDATA[Acta Obstet Ginecol Port]]></source>
<year>2021</year>
<volume>15</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>191-19</page-range></nlm-citation>
</ref>
<ref id="B35">
<label>35</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Thakur]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Mahajan]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cervical Incompetence. [Updated 2021 Sep 6]]]></article-title>
<source><![CDATA[StatPearls]]></source>
<year>2022</year>
<page-range>s</page-range><publisher-loc><![CDATA[Treasure Island(FL) ]]></publisher-loc>
<publisher-name><![CDATA[StatPearls Publishing]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B36">
<label>36</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sneider]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Christiansen]]></surname>
<given-names><![CDATA[OB]]></given-names>
</name>
<name>
<surname><![CDATA[Sundtoft]]></surname>
<given-names><![CDATA[IB]]></given-names>
</name>
<name>
<surname><![CDATA[Langhoff-Roos]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrence of second trimester miscarriage and extreme preterm delivery at 16-27 weeks of gestation with a focus on cervical insufficiency and prophylactic cerclage]]></article-title>
<source><![CDATA[Acta Obstet Gynecol Scand]]></source>
<year>2016</year>
<volume>95</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1383-90</page-range></nlm-citation>
</ref>
<ref id="B37">
<label>37</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Drakeley]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Roberts]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Alfirevic]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cervical stitch (cerclage) for preventing pregnancy loss in women]]></article-title>
<source><![CDATA[Cochrane Database Syst Rev]]></source>
<year>2003</year>
<volume>2003</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>CD003253</page-range></nlm-citation>
</ref>
<ref id="B38">
<label>38</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Amrane]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[McConnell]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Endocrine causes of recurrent pregnancy loss]]></article-title>
<source><![CDATA[Semin Perinatol]]></source>
<year>2019</year>
<volume>43</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>80-3</page-range></nlm-citation>
</ref>
<ref id="B39">
<label>39</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alexander]]></surname>
<given-names><![CDATA[EK]]></given-names>
</name>
<name>
<surname><![CDATA[Pearce]]></surname>
<given-names><![CDATA[EN]]></given-names>
</name>
<name>
<surname><![CDATA[Brent]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
<name>
<surname><![CDATA[Brown]]></surname>
<given-names><![CDATA[RS]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[2017 Guidelines of the American Thyroid Association for the Diagnosis and Management of Thyroid Disease During Pregnancy and the Postpartum]]></article-title>
<collab>Dosiou C et al</collab>
<source><![CDATA[Thyroid]]></source>
<year>2017</year>
<volume>27</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>315-89</page-range></nlm-citation>
</ref>
<ref id="B40">
<label>40</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Centeno]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Carvalho]]></surname>
<given-names><![CDATA[MR]]></given-names>
</name>
<name>
<surname><![CDATA[Monteiro]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Massa]]></surname>
<given-names><![CDATA[AC]]></given-names>
</name>
<name>
<surname><![CDATA[Belo]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Norma de Orientação Clínica SPOMMF Doença Tiroideia na Gravidez]]></article-title>
<collab>Namora G et al</collab>
<source><![CDATA[Acta Obstet Ginecol Port]]></source>
<year>2021</year>
<volume>15</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>400-6</page-range></nlm-citation>
</ref>
<ref id="B41">
<label>41</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Maraka]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Mwangi]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[McCoy]]></surname>
<given-names><![CDATA[RG]]></given-names>
</name>
<name>
<surname><![CDATA[Yao]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Sangaralingham]]></surname>
<given-names><![CDATA[LR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Thyroid hormone treatment among pregnant women with subclinical hypothyroidism US national assessment]]></article-title>
<collab>Singh Ospina NM et al</collab>
<source><![CDATA[BMJ]]></source>
<year>2017</year>
<volume>356</volume>
<page-range>i6865</page-range></nlm-citation>
</ref>
<ref id="B42">
<label>42</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anselmo]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Cao]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Karrison]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Weiss]]></surname>
<given-names><![CDATA[RE]]></given-names>
</name>
<name>
<surname><![CDATA[Refetoff]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Fetal loss associated with excess thyroid hormone exposure]]></article-title>
<source><![CDATA[JAMA]]></source>
<year>2004</year>
<volume>292</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>691-5</page-range></nlm-citation>
</ref>
<ref id="B43">
<label>43</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dhillon-Smith]]></surname>
<given-names><![CDATA[RK]]></given-names>
</name>
<name>
<surname><![CDATA[Middleton]]></surname>
<given-names><![CDATA[LJ]]></given-names>
</name>
<name>
<surname><![CDATA[Sunner]]></surname>
<given-names><![CDATA[KK]]></given-names>
</name>
<name>
<surname><![CDATA[Cheed]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Baker]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<collab>Farrell-Carver S et al</collab>
<source><![CDATA[Levothyroxine to increase live births in euthyroid women with thyroid antibodies trying to conceive: the TABLET RCT]]></source>
<year>2019</year>
<publisher-loc><![CDATA[Southampton(UK) ]]></publisher-loc>
<publisher-name><![CDATA[NIHR Journals Library]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B44">
<label>44</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Krog]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Nielsen]]></surname>
<given-names><![CDATA[HS]]></given-names>
</name>
<name>
<surname><![CDATA[Christiansen]]></surname>
<given-names><![CDATA[OB]]></given-names>
</name>
<name>
<surname><![CDATA[Kolte]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Reproductive Endocrinology in Recurrent Pregnancy Loss]]></article-title>
<source><![CDATA[Clin Obstet Gynecol]]></source>
<year>2016</year>
<volume>59</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>474-86</page-range></nlm-citation>
</ref>
<ref id="B45">
<label>45</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Matjila]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Hoffman]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Medical conditions associated with recurrent miscarriage-Is BMI the tip of the iceberg]]></article-title>
<collab>van der Spuy ZM</collab>
<source><![CDATA[Eur J Obstet Gynecol Reprod Biol]]></source>
<year>2017</year>
<volume>214</volume>
<page-range>91-6</page-range></nlm-citation>
</ref>
<ref id="B46">
<label>46</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ke]]></surname>
<given-names><![CDATA[RW]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Endocrine basis for recurrent pregnancy loss]]></article-title>
<source><![CDATA[Obstet Gynecol Clin North Am]]></source>
<year>2014</year>
<volume>41</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>103-12</page-range></nlm-citation>
</ref>
<ref id="B47">
<label>47</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sharpe]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Morley]]></surname>
<given-names><![CDATA[LC]]></given-names>
</name>
<name>
<surname><![CDATA[Tang]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Norman]]></surname>
<given-names><![CDATA[RJ]]></given-names>
</name>
<name>
<surname><![CDATA[Balen]]></surname>
<given-names><![CDATA[AH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Metformin for ovulation induction (excluding gonadotrophins) in women with polycystic ovary syndrome]]></article-title>
<source><![CDATA[Cochrane Database Syst Rev]]></source>
<year>2019</year>
<volume>12</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>CD013505</page-range></nlm-citation>
</ref>
<ref id="B48">
<label>48</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vomstein]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Aulitzky]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Strobel]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Bohlmann]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Feil]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrent Spontaneous Miscarriage a Comparison of International Guidelines]]></article-title>
<collab>Rudnik-Schöneborn S et al</collab>
<source><![CDATA[Geburtshilfe Frauenheilkd]]></source>
<year>2021</year>
<volume>81</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>769-79</page-range></nlm-citation>
</ref>
<ref id="B49">
<label>49</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tulandi]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrent pregnancy loss: Management]]></article-title>
<source><![CDATA[In UpToDate]]></source>
<year>2021</year>
</nlm-citation>
</ref>
<ref id="B50">
<label>50</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Devall]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Coomarasamy]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sporadic pregnancy loss and recurrent miscarriage]]></article-title>
<source><![CDATA[Best Pract Res Clin Obstet Gynaecol]]></source>
<year>2020</year>
<volume>69</volume>
<page-range>30-9</page-range></nlm-citation>
</ref>
<ref id="B51">
<label>51</label><nlm-citation citation-type="journal">
<collab>Practice Committees of the American Society for Reproductive Medicine and the Society for Reproductive Endocrinology and Infertility</collab>
<article-title xml:lang=""><![CDATA[Diagnosis and treatment of luteal phase deficiency a committee opinion]]></article-title>
<source><![CDATA[Fertil Steril]]></source>
<year>2021</year>
<volume>115</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1416-23</page-range></nlm-citation>
</ref>
<ref id="B52">
<label>52</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gonçalves]]></surname>
<given-names><![CDATA[DR]]></given-names>
</name>
<name>
<surname><![CDATA[Braga]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Braga]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Marinho]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrent pregnancy loss and vitamin D A review of the literature]]></article-title>
<source><![CDATA[Am J Reprod Immunol]]></source>
<year>2018</year>
<volume>80</volume>
<numero>5</numero>
<issue>5</issue>
</nlm-citation>
</ref>
<ref id="B53">
<label>53</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ota]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Dambaeva]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Han]]></surname>
<given-names><![CDATA[AR]]></given-names>
</name>
<name>
<surname><![CDATA[Beaman]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Gilman-Sachs]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Kwak-Kim]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Vitamin D deficiency may be a risk factor for recurrent pregnancy losses by increasing cellular immunity and autoimmunity]]></article-title>
<source><![CDATA[Hum Reprod]]></source>
<year>2014</year>
<volume>29</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>208-19</page-range></nlm-citation>
</ref>
<ref id="B54">
<label>54</label><nlm-citation citation-type="journal">
<collab>American College of Obstetricians and Gynecologists Women's Health Care Physicians</collab>
<article-title xml:lang=""><![CDATA[ACOG Practice Bulletin No 138: Inherited thrombophilias in pregnancy]]></article-title>
<source><![CDATA[Obstet Gynecol]]></source>
<year>2013</year>
<volume>122</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>706-17</page-range></nlm-citation>
</ref>
<ref id="B55">
<label>55</label><nlm-citation citation-type="journal">
<collab>Committee on Practice Bulletins-Obstetrics.American College of Obstetricians and Gynecologists</collab>
<article-title xml:lang=""><![CDATA[Practice Bulletin No 132: Antiphospholipid syndrome]]></article-title>
<source><![CDATA[Obstet Gynecol]]></source>
<year>2012</year>
<volume>120</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1514-21</page-range></nlm-citation>
</ref>
<ref id="B56">
<label>56</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Miyakis]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Lockshin]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
<name>
<surname><![CDATA[Atsumi]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Branch]]></surname>
<given-names><![CDATA[DW]]></given-names>
</name>
<name>
<surname><![CDATA[Brey]]></surname>
<given-names><![CDATA[RL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[International consensus statement on an update of the classification criteria for definite antiphospholipid syndrome (APS)]]></article-title>
<collab>Cervera R et al</collab>
<source><![CDATA[J Thromb Haemost]]></source>
<year>2006</year>
<volume>4</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>295-306</page-range></nlm-citation>
</ref>
<ref id="B57">
<label>57</label><nlm-citation citation-type="journal">
<collab>Practice Committee of the American Society for Reproductive Medicine</collab>
<article-title xml:lang=""><![CDATA[Evaluation and treatment of recurrent pregnancy loss a committee opinion]]></article-title>
<source><![CDATA[Fertil Steril]]></source>
<year>2012</year>
<volume>98</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1103-11</page-range></nlm-citation>
</ref>
<ref id="B58">
<label>58</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cohen]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Cuadrado]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Erkan]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Duarte-Garcia]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Isenberg]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[16th International Congress on Antiphospholipid Antibodies Task Force Report on Antiphospholipid Syndrome Treatment Trends]]></article-title>
<collab>Knight JS et al</collab>
<source><![CDATA[Lupus]]></source>
<year>2020</year>
<volume>29</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1571-93</page-range></nlm-citation>
</ref>
<ref id="B59">
<label>59</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de Jesús]]></surname>
<given-names><![CDATA[GR]]></given-names>
</name>
<name>
<surname><![CDATA[Benson]]></surname>
<given-names><![CDATA[AE]]></given-names>
</name>
<name>
<surname><![CDATA[Chighizola]]></surname>
<given-names><![CDATA[CB]]></given-names>
</name>
<name>
<surname><![CDATA[Sciascia]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Branch]]></surname>
<given-names><![CDATA[DW]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[16th International Congress on Antiphospholipid Antibodies Task Force Report on Obstetric Antiphospholipid Syndrome]]></article-title>
<source><![CDATA[Lupus]]></source>
<year>2020</year>
<volume>29</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1601-15</page-range></nlm-citation>
</ref>
<ref id="B60">
<label>60</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ruffatti]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Tonello]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Hoxha]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Sciascia]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Cuadrado]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of Additional Treatments Combined with Conventional Therapies in Pregnant Patients with High-Risk Antiphospholipid Syndrome A Multicentre Study]]></article-title>
<collab>Latino JO et al</collab>
<source><![CDATA[Thromb Haemost]]></source>
<year>2018</year>
<volume>118</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>639-46</page-range></nlm-citation>
</ref>
<ref id="B61">
<label>61</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Serrano]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Lima]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[Lopes]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Almeida]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
<name>
<surname><![CDATA[Branco]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factor V Leiden and prothrombin G20210A in Portuguese women with recurrent miscarriage is it worthwhile to investigate?]]></article-title>
<source><![CDATA[Arch Gynecol Obstet]]></source>
<year>2011</year>
<volume>284</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1127-32</page-range></nlm-citation>
</ref>
<ref id="B62">
<label>62</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Skeith]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Carrier]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Kaaja]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Martinelli]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Petroff]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A meta-analysis of low-molecular-weight heparin to prevent pregnancy loss in women with inherited thrombophilia]]></article-title>
<collab>Schleußner E.Laskin CA.Rodger MA</collab>
<source><![CDATA[Blood]]></source>
<year>2016</year>
<volume>127</volume>
<numero>13</numero>
<issue>13</issue>
<page-range>1650-5</page-range></nlm-citation>
</ref>
<ref id="B63">
<label>63</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kwak-Kim]]></surname>
<given-names><![CDATA[JY]]></given-names>
</name>
<name>
<surname><![CDATA[Chung-Bang]]></surname>
<given-names><![CDATA[HS]]></given-names>
</name>
<name>
<surname><![CDATA[Ng]]></surname>
<given-names><![CDATA[SC]]></given-names>
</name>
<name>
<surname><![CDATA[Ntrivalas]]></surname>
<given-names><![CDATA[EI]]></given-names>
</name>
<name>
<surname><![CDATA[Mangubat]]></surname>
<given-names><![CDATA[CP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Increased T helper 1 cytokine responses by circulating T cells are present in women with recurrent pregnancy losses and in infertile women with multiple implantation failures after IVF]]></article-title>
<collab>Beaman KD et al</collab>
<source><![CDATA[Hum Reprod]]></source>
<year>2003</year>
<volume>18</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>767-73</page-range></nlm-citation>
</ref>
<ref id="B64">
<label>64</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yuan]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Huang]]></surname>
<given-names><![CDATA[SY]]></given-names>
</name>
<name>
<surname><![CDATA[Sun]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Characterization of the subsets of human NKT-like cells and the expression of Th1/Th2 cytokines in patients with unexplained recurrent spontaneous abortion]]></article-title>
<source><![CDATA[J Reprod Immunol]]></source>
<year>2015</year>
<volume>110</volume>
<page-range>81-8</page-range></nlm-citation>
</ref>
<ref id="B65">
<label>65</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Raghupathy]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Makhseed]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Azizieh]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Omu]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Gupta]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Farhat]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cytokine production by maternal lymphocytes during normal human pregnancy and in unexplained recurrent spontaneous abortion]]></article-title>
<source><![CDATA[Hum Reprod]]></source>
<year>2000</year>
<volume>15</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>713-8</page-range></nlm-citation>
</ref>
<ref id="B66">
<label>66</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
<name>
<surname><![CDATA[Na]]></surname>
<given-names><![CDATA[BJ]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[JY]]></given-names>
</name>
<name>
<surname><![CDATA[Hur]]></surname>
<given-names><![CDATA[SE]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Determination of clinical cellular immune markers in women with recurrent pregnancy loss]]></article-title>
<collab>Gilman-Sachs A et al</collab>
<source><![CDATA[Am J Reprod Immunol]]></source>
<year>2013</year>
<volume>70</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>398-411</page-range></nlm-citation>
</ref>
<ref id="B67">
<label>67</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[King]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Chapman]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Sacks]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Detailed analysis of peripheral blood natural killer (NK) cells in women with recurrent miscarriage]]></article-title>
<source><![CDATA[Hum Reprod]]></source>
<year>2010</year>
<volume>25</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>52-8</page-range></nlm-citation>
</ref>
<ref id="B68">
<label>68</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Seshadri]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Sunkara]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Natural killer cells in female infertility and recurrent miscarriage: a systematic review and meta-analysis]]></article-title>
<source><![CDATA[Hum Reprod Update]]></source>
<year>2014</year>
<volume>20</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>429-38</page-range></nlm-citation>
</ref>
<ref id="B69">
<label>69</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kuon]]></surname>
<given-names><![CDATA[RJ]]></given-names>
</name>
<name>
<surname><![CDATA[Müller]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Vomstein]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Weber]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Hudalla]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pre-Pregnancy Levels of Peripheral Natural Killer Cells as Markers for Immunomodulatory Treatment in Patients with Recurrent Miscarriage]]></article-title>
<collab>Rösner S et al</collab>
<source><![CDATA[Arch Immunol Ther Exp (Warsz)]]></source>
<year>2017</year>
<volume>65</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>339-46</page-range></nlm-citation>
</ref>
<ref id="B70">
<label>70</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tohma]]></surname>
<given-names><![CDATA[YA]]></given-names>
</name>
<name>
<surname><![CDATA[Musabak]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
<name>
<surname><![CDATA[Gunakan]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Akilli]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Onalan]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Zeyneloglu]]></surname>
<given-names><![CDATA[HB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Role of Analysis of NK Cell Subsets in Peripheral Blood and Uterine Lavage Samples in Evaluation of Patients with Recurrent Implantation Failure]]></article-title>
<source><![CDATA[J Gynecol Obstet Hum Reprod]]></source>
<year>2020</year>
<volume>49</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>101793</page-range></nlm-citation>
</ref>
<ref id="B71">
<label>71</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kuon]]></surname>
<given-names><![CDATA[RJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Uterine natural killer cells in patients with idiopathic recurrent miscarriage]]></article-title>
<source><![CDATA[Am J Reprod Immunol]]></source>
<year>2017</year>
<volume>78</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B72">
<label>72</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Toth]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Vomstein]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Togawa]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Böttcher]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Hudalla]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The impact of previous live births on peripheral and uterine natural killer cells in patients with recurrent miscarriage]]></article-title>
<collab>Strowitzki T et al</collab>
<source><![CDATA[Reprod Biol Endocrinol]]></source>
<year>2019</year>
<volume>17</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>72</page-range></nlm-citation>
</ref>
<ref id="B73">
<label>73</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[BE]]></given-names>
</name>
<name>
<surname><![CDATA[Jeon]]></surname>
<given-names><![CDATA[YJ]]></given-names>
</name>
<name>
<surname><![CDATA[Shin]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Choi]]></surname>
<given-names><![CDATA[DH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tumor necrosis factor-a gene polymorphisms in Korean patients with recurrent spontaneous abortion]]></article-title>
<collab>Jung YW et al</collab>
<source><![CDATA[Reprod Sci]]></source>
<year>2013</year>
<volume>20</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>408-13</page-range></nlm-citation>
</ref>
<ref id="B74">
<label>74</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Bang]]></surname>
<given-names><![CDATA[CH]]></given-names>
</name>
<name>
<surname><![CDATA[Song]]></surname>
<given-names><![CDATA[GG]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Choi]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Jung]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tumour necrosis factor alpha gene polymorphisms in women with recurrent pregnancy loss a meta-analysis]]></article-title>
<source><![CDATA[Hum Fertil (Camb)]]></source>
<year>2020</year>
<volume>23</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>159-69</page-range></nlm-citation>
</ref>
<ref id="B75">
<label>75</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tang]]></surname>
<given-names><![CDATA[AW]]></given-names>
</name>
<name>
<surname><![CDATA[Alfirevic]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Turner]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Drury]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Small]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Quenby]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A feasibility trial of screening women with idiopathic recurrent miscarriage for high uterine natural killer cell density and randomizing to prednisolone or placebo when pregnant]]></article-title>
<source><![CDATA[Hum Reprod]]></source>
<year>2013</year>
<volume>28</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1743-52</page-range></nlm-citation>
</ref>
<ref id="B76">
<label>76</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gomaa]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
<name>
<surname><![CDATA[Elkholy]]></surname>
<given-names><![CDATA[AG]]></given-names>
</name>
<name>
<surname><![CDATA[El-Said]]></surname>
<given-names><![CDATA[MM]]></given-names>
</name>
<name>
<surname><![CDATA[Abdel-Salam]]></surname>
<given-names><![CDATA[NE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Combined oral prednisolone and heparin versus heparin the effect on peripheral NK cells and clinical outcome in patients with unexplained recurrent miscarriage. A double-blind placebo randomized controlled trial]]></article-title>
<source><![CDATA[Arch Gynecol Obstet]]></source>
<year>2014</year>
<volume>290</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>757-62</page-range></nlm-citation>
</ref>
<ref id="B77">
<label>77</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Winger]]></surname>
<given-names><![CDATA[EE]]></given-names>
</name>
<name>
<surname><![CDATA[Reed]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Treatment with tumor necrosis factor inhibitors and intravenous immunoglobulin improves live birth rates in women with recurrent spontaneous abortion]]></article-title>
<source><![CDATA[Am J Reprod Immunol]]></source>
<year>2008</year>
<volume>60</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>8-16</page-range></nlm-citation>
</ref>
<ref id="B78">
<label>78</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Winger]]></surname>
<given-names><![CDATA[EE]]></given-names>
</name>
<name>
<surname><![CDATA[Reed]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Treatment with tumor necrosis factor inhibitors and intravenous immunoglobulin improves live birth rates in women with recurrent spontaneous abortion]]></article-title>
<source><![CDATA[Am J Reprod Immunol]]></source>
<year>2008</year>
<volume>60</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>8-16</page-range></nlm-citation>
</ref>
<ref id="B79">
<label>79</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ata]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Tan]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[Shehata]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Holzer]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Buckett]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A systematic review of intravenous immunoglobulin for treatment of unexplained recurrent miscarriage]]></article-title>
<source><![CDATA[Fertil Steril]]></source>
<year>2011</year>
<volume>95</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1080-5</page-range></nlm-citation>
</ref>
<ref id="B80">
<label>80</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Saab]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Seshadri]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Huang]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Alsubki]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Sung]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Kwak-Kim]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A systemic review of intravenous immunoglobulin G treatment in women with recurrent implantation failures and recurrent pregnancy losses]]></article-title>
<source><![CDATA[Am J Reprod Immunol]]></source>
<year>2021</year>
<volume>85</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B81">
<label>81</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dakhly]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Bayoumi]]></surname>
<given-names><![CDATA[YA]]></given-names>
</name>
<name>
<surname><![CDATA[Sharkawy]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Gad Allah]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
<name>
<surname><![CDATA[Hassan]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intralipid supplementation in women with recurrent spontaneous abortion and elevated levels of natural killer cells]]></article-title>
<collab>Gouda HM et al</collab>
<source><![CDATA[Int J Gynaecol Obstet]]></source>
<year>2016</year>
<volume>135</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>324-7</page-range></nlm-citation>
</ref>
<ref id="B82">
<label>82</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Meng]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Lin]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effectiveness and potential mechanisms of intralipid in treating unexplained recurrent spontaneous abortion]]></article-title>
<collab>Liu Y et al</collab>
<source><![CDATA[Arch Gynecol Obstet]]></source>
<year>2016</year>
<volume>294</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>29-39</page-range></nlm-citation>
</ref>
<ref id="B83">
<label>83</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Plaçais]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Kolanska]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Kraiem]]></surname>
<given-names><![CDATA[YB]]></given-names>
</name>
<name>
<surname><![CDATA[Cohen]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Suner]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intralipid therapy for unexplained recurrent miscarriage and implantation failure Case-series and literature review]]></article-title>
<collab>Bornes M et al</collab>
<source><![CDATA[Eur J Obstet Gynecol Reprod Biol]]></source>
<year>2020</year>
<volume>252</volume>
<page-range>100-4</page-range></nlm-citation>
</ref>
<ref id="B84">
<label>84</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Eapen]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Joing]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Kwon]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Tong]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Maneta]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[RESPONSE study group Recombinant human granulocyte- colony stimulating factor in women with unexplained recurrent pregnancy losses: a randomized clinical trial]]></article-title>
<collab>De Santo C et al</collab>
<source><![CDATA[Hum Reprod]]></source>
<year>2019</year>
<volume>34</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>424-32</page-range></nlm-citation>
</ref>
<ref id="B85">
<label>85</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hajipour]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Nejabati]]></surname>
<given-names><![CDATA[HR]]></given-names>
</name>
<name>
<surname><![CDATA[Latifi]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Hamdi]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Bahrami-Asl]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Lymphocytes immunotherapy for preserving pregnancy Mechanisms and Challenges]]></article-title>
<collab>Fattahi A et al</collab>
<source><![CDATA[Am J Reprod Immunol]]></source>
<year>2018</year>
<volume>80</volume>
<numero>3</numero>
<issue>3</issue>
</nlm-citation>
</ref>
<ref id="B86">
<label>86</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cavalcante]]></surname>
<given-names><![CDATA[MB]]></given-names>
</name>
<name>
<surname><![CDATA[Sarno]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Barini]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Lymphocyte immunotherapy in recurrent miscarriage and recurrent implantation failure]]></article-title>
<source><![CDATA[Am J Reprod Immunol]]></source>
<year>2021</year>
<volume>85</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B87">
<label>87</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rasmark Roepke]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Bruno]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Nedstrand]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Boij]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Strid]]></surname>
<given-names><![CDATA[CP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Low-molecular-weight-heparin increases Th1- and Th17-associated chemokine levels during pregnancy in women with unexplained recurrent pregnancy loss a randomised controlled trial]]></article-title>
<collab>Piccione E et al</collab>
<source><![CDATA[Sci Rep]]></source>
<year>2019</year>
<volume>9</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>12314</page-range></nlm-citation>
</ref>
<ref id="B88">
<label>88</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bruno]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Svensson-Arvelund]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rubér]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Berg]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Piccione]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Jenmalm]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Ernerudh]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of low molecular weight heparin on the polarization and cytokine profile of macrophages and T helper cells in vitro]]></article-title>
<source><![CDATA[Sci Rep]]></source>
<year>2018</year>
<volume>8</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>4166</page-range></nlm-citation>
</ref>
<ref id="B89">
<label>89</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jiang]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Hu]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Jiang]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Pi]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[He]]></surname>
<given-names><![CDATA[Q]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The role of low molecular weight heparin on recurrent pregnancy loss A systematic review and meta-analysis]]></article-title>
<source><![CDATA[Taiwan J Obstet Gynecol]]></source>
<year>2021</year>
<volume>60</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-8</page-range></nlm-citation>
</ref>
<ref id="B90">
<label>90</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Woon]]></surname>
<given-names><![CDATA[EV]]></given-names>
</name>
<name>
<surname><![CDATA[Day]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Bracewell-Milnes]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Male]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Immunotherapy to improve pregnancy outcome in women with abnormal natural killer cell levels/activity and recurrent miscarriage or implantation failure A systematic review and meta-analysis]]></article-title>
<source><![CDATA[J Reprod Immunol]]></source>
<year>2020</year>
<volume>142</volume>
<page-range>103189</page-range></nlm-citation>
</ref>
<ref id="B91">
<label>91</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Toth]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Würfel]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Bohlmann]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Zschocke]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rudnik-Schöneborn]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrent Miscarriage Diagnostic and Therapeutic Procedures. Guideline of the DGGG, OEGGG and SGGG (S2k-Level, AWMF Registry Number 015/050)]]></article-title>
<collab>Nawroth F et al</collab>
<source><![CDATA[Geburtshilfe Frauenheilkd]]></source>
<year>2018</year>
<volume>78</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>364-81</page-range></nlm-citation>
</ref>
<ref id="B92">
<label>92</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Al-Hussein]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Mukhalafi]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Bertilsson]]></surname>
<given-names><![CDATA[PA]]></given-names>
</name>
<name>
<surname><![CDATA[Jaroudi]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Shoukri]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Hollander]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Value of flow cytometric assay for the detection of antisperm antibodies in women with a history of recurrent abortion]]></article-title>
<source><![CDATA[Am J Reprod Immunol]]></source>
<year>2002</year>
<volume>47</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>31-7</page-range></nlm-citation>
</ref>
<ref id="B93">
<label>93</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Carlini]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Paoli]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Pelloni]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Faja]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Dal Lago]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sperm DNA fragmentation in Italian couples with recurrent pregnancy loss]]></article-title>
<collab>Lombardo F et al</collab>
<source><![CDATA[Reprod Biomed Online]]></source>
<year>2017</year>
<volume>34</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>58-65</page-range></nlm-citation>
</ref>
<ref id="B94">
<label>94</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Esquerré-Lamare]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Walschaerts]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Chansel Debordeaux]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Moreau]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Bretelle]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sperm aneuploidy and DNA fragmentation in unexplained recurrent pregnancy loss a multicenter case-control study]]></article-title>
<collab>Isus F et al</collab>
<source><![CDATA[Basic Clin Androl]]></source>
<year>2018</year>
<volume>28</volume>
<page-range>4</page-range></nlm-citation>
</ref>
<ref id="B95">
<label>95</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McQueen]]></surname>
<given-names><![CDATA[DB]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Robins]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sperm DNA fragmentation and recurrent pregnancy loss a systematic review and meta-analysis]]></article-title>
<source><![CDATA[Fertil Steril]]></source>
<year>2019</year>
<volume>112</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>54-60</page-range></nlm-citation>
</ref>
<ref id="B96">
<label>96</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yifu]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Lei]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Shaoming]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Yujin]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Xingwang]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sperm DNA fragmentation index with unexplained recurrent spontaneous abortion A systematic review and meta-analysis]]></article-title>
<source><![CDATA[J Gynecol Obstet Hum Reprod]]></source>
<year>2020</year>
<page-range>101740</page-range></nlm-citation>
</ref>
<ref id="B97">
<label>97</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cho]]></surname>
<given-names><![CDATA[CL]]></given-names>
</name>
<name>
<surname><![CDATA[Agarwal]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Majzoub]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Esteves]]></surname>
<given-names><![CDATA[SC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Clinical utility of sperm DNA fragmentation testing concise practice recommendations]]></article-title>
<source><![CDATA[Transl Androl Urol]]></source>
<year>2017</year>
<volume>6</volume>
<numero>Suppl 4</numero>
<issue>Suppl 4</issue>
<page-range>S366-73</page-range></nlm-citation>
</ref>
<ref id="B98">
<label>98</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lund]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Kamper-Jørgensen]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Nielsen]]></surname>
<given-names><![CDATA[HS]]></given-names>
</name>
<name>
<surname><![CDATA[Lidegaard]]></surname>
<given-names><![CDATA[Ø]]></given-names>
</name>
<name>
<surname><![CDATA[Andersen]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Christiansen]]></surname>
<given-names><![CDATA[OB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prognosis for live birth in women with recurrent miscarriage what is the best measure of success?]]></article-title>
<source><![CDATA[Obstet Gynecol]]></source>
<year>2012</year>
<volume>119</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>37-43</page-range></nlm-citation>
</ref>
<ref id="B99">
<label>99</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Brigham]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<name>
<surname><![CDATA[Conlon]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Farquharson]]></surname>
<given-names><![CDATA[RG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A longitudinal study of pregnancy outcome following idiopathic recurrent miscarriage]]></article-title>
<source><![CDATA[Hum Reprod]]></source>
<year>1999</year>
<volume>14</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>2868-71</page-range></nlm-citation>
</ref>
<ref id="B100">
<label>100</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Haas]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Ramsey]]></surname>
<given-names><![CDATA[PS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Progestogen for preventing miscarriage]]></article-title>
<source><![CDATA[Cochrane Database Syst Rev]]></source>
<year>2013</year>
<numero>10</numero>
<issue>10</issue>
<page-range>CD003511</page-range></nlm-citation>
</ref>
<ref id="B101">
<label>101</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Saccone]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Schoen]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Franasiak]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Scott Jr]]></surname>
<given-names><![CDATA[RT]]></given-names>
</name>
<name>
<surname><![CDATA[Berghella]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Supplementation with progestogens in the first trimester of pregnancy to prevent miscarriage in women with unexplained recurrent miscarriage a systematic review and meta-analysis of randomized, controlled trials]]></article-title>
<source><![CDATA[Fertil Steril]]></source>
<year>2017</year>
<volume>107</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>430-8</page-range></nlm-citation>
</ref>
<ref id="B102">
<label>102</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Coomarasamy]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Truchanowicz]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Seed]]></surname>
<given-names><![CDATA[PT]]></given-names>
</name>
<name>
<surname><![CDATA[Small]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A Randomized Trial of Progesterone in Women with Recurrent Miscarriages]]></article-title>
<collab>Quenby S et al</collab>
<source><![CDATA[N Engl J Med]]></source>
<year>2015</year>
<volume>373</volume>
<numero>22</numero>
<issue>22</issue>
<page-range>2141-8</page-range></nlm-citation>
</ref>
<ref id="B103">
<label>103</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Coomarasamy]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Devall]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Brosens]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Quenby]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Stephenson]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Micronized vaginal progesterone to prevent miscarriage a critical evaluation of randomized evidence]]></article-title>
<collab>Sierra S et al</collab>
<source><![CDATA[Am J Obstet Gynecol]]></source>
<year>2020</year>
<volume>223</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>167-76</page-range></nlm-citation>
</ref>
<ref id="B104">
<label>104</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kumar]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Begum]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Prasad]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Aggarwal]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Sharma]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Oral dydrogesterone treatment during early pregnancy to prevent recurrent pregnancy loss and its role in modulation of cytokine production a double-blind, randomized, parallel, placebo-controlled trial]]></article-title>
<source><![CDATA[Fertil Steril]]></source>
<year>2014</year>
<volume>102</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1357-63</page-range></nlm-citation>
</ref>
<ref id="B105">
<label>105</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zaqout]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Aslem]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Abuqamar]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Abughazza]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Panzer]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[De Wolf]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Impact of Oral Intake of Dydrogesterone on Fetal Heart Development During Early Pregnancy]]></article-title>
<source><![CDATA[Pediatr Cardiol]]></source>
<year>2015</year>
<volume>36</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1483-8</page-range></nlm-citation>
</ref>
<ref id="B106">
<label>106</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Morley]]></surname>
<given-names><![CDATA[LC]]></given-names>
</name>
<name>
<surname><![CDATA[Simpson]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Tang]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Human chorionic gonadotrophin (hCG) for preventing miscarriage]]></article-title>
<source><![CDATA[Cochrane Database Syst Rev]]></source>
<year>2013</year>
<numero>1</numero>
<issue>1</issue>
<page-range>CD008611</page-range></nlm-citation>
</ref>
<ref id="B107">
<label>107</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de Jong]]></surname>
<given-names><![CDATA[PG]]></given-names>
</name>
<name>
<surname><![CDATA[Kaandorp]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Di Nisio]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Goddijn]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Middeldorp]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Aspirin and/or heparin for women with unexplained recurrent miscarriage with or without inherited thrombophilia]]></article-title>
<source><![CDATA[Cochrane Database Syst Rev]]></source>
<year>2014</year>
<volume>2014</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>CD004734</page-range></nlm-citation>
</ref>
<ref id="B108">
<label>108</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Ye]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Xiao]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Antithrombotic Treatment for Recurrent Miscarriage Bayesian Network Meta-Analysis and Systematic Review]]></article-title>
<collab>Wei X et al</collab>
<source><![CDATA[Medicine (Baltimore)]]></source>
<year>2015</year>
<volume>94</volume>
<numero>45</numero>
<issue>45</issue>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
