<?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>S1646-58302024000300240</article-id>
<article-id pub-id-type="doi">10.69729/aogp.v18i3a08</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Combined hormonal contraception (CHC)]]></article-title>
<article-title xml:lang="pt"><![CDATA[Contraceção hormonal combinada (CHC)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Neves]]></surname>
<given-names><![CDATA[Mafalda Castro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Costa]]></surname>
<given-names><![CDATA[Ana Rosa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
<xref ref-type="aff" rid="A a"/>
<xref ref-type="aff" rid="A4 "/>
<xref ref-type="aff" rid="Af5"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bombas]]></surname>
<given-names><![CDATA[Teresa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Hospitalar Universitário de São João do Porto Serviço de Ginecologia ]]></institution>
<addr-line><![CDATA[Porto ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro Hospitalar Universitário de São João do Porto Serviço de Ginecologia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Sociedade Portuguesa de Contraceção  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Faculdade de Medicina do Porto  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Sociedade Portuguesa de Osteoporose e Doenças Ósseas Metabólicas  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Centro Hospitalar Universitário de Coimbra Serviço de Obstetrícia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2024</year>
</pub-date>
<volume>18</volume>
<numero>3</numero>
<fpage>240</fpage>
<lpage>250</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S1646-58302024000300240&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S1646-58302024000300240&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S1646-58302024000300240&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The constant development of new contraceptive methods in recent years, and the greater access to the different methods, makes information vital in regards of contraceptive counseling. Through this article we revise the combined hormonal methods available and its specifications.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo O desenvolvimento constante de novos métodos contracetivos nos últimos anos, e a maior facilidade de acesso aos diferentes métodos, tornam a informação dada no aconselhamento contracetivo um ponto fulcral. O objetivo deste artigo é rever os diferentes métodos combinados e as suas características.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Combined hormonal contraception]]></kwd>
<kwd lng="en"><![CDATA[Estroprogestative]]></kwd>
<kwd lng="en"><![CDATA[Combined pill]]></kwd>
<kwd lng="en"><![CDATA[Contraceptive patch]]></kwd>
<kwd lng="en"><![CDATA[Vaginal ring]]></kwd>
<kwd lng="en"><![CDATA[Quick-start]]></kwd>
<kwd lng="pt"><![CDATA[Contraceção hormonal combinada]]></kwd>
<kwd lng="pt"><![CDATA[Estroprogestativos]]></kwd>
<kwd lng="pt"><![CDATA[Pílula combinada]]></kwd>
<kwd lng="pt"><![CDATA[Adesivo]]></kwd>
<kwd lng="pt"><![CDATA[Anel vaginal]]></kwd>
<kwd lng="pt"><![CDATA[Método quick-start]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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