1646-5830

1646-5830

S1646-58302022000100052

Portugal

Portugal

Portugal

Portugal

30 03 2022

30 03 2022

16 1 52 55

1

American College of Obstetricians and Gynecologists

2014 123 2 2

372-9

2

2014 9

CD009166

3

Instituto Nacional de Estatística 2020

4

2017 124

1163-73

5

2010 203 2 2

128.e1-12

6

2011 38

10-7

7

2017 49

303-14

8

2006 107 2 2

221-6

9

2003 189 4 4

907-10

10

2020

11

2019 220

543-57

12

2015 94

352-8

13

2016 215

98.e1-11

14

2018

1-9

15

2018 31

2195-201

16

2020

17

2016 29

2109-13

18

2014 211

46.e1-5

19

2018 46

845-52

20

2014 173

43-7