1726-8958

1726-8958

S1726-89582025000100071

00 00 2025

00 00 2025

31 1 71 76

1.

2020 27

2.

2017 56 6 6

836-9

3.

2016 62 3 3

269-77

4.

2020 85 ^s1 ^s1 1

S97-S100

5.

2022 13

881284

6.

2023 19

100211

7.

2021 40 7 7

2699-705

8.

2022 60 2 2

121-8

9.

2007 4 4

31

10.

2004 65 2 2

133-7

11.

Eunice Kennedy Shriver National Institute of Child Health and Human Development Maternal-Fetal Medicine Units Network

2022 4 4 4

100641

12.

Royal College of Obstetricians and Gynaecologists

2021

Green-top