TY  - BOOK
TI  - BJOG: An International Journal of Obstetrics and Gynaecology 
SN  - 1470-0328
PY  - 2019///
CY  - United Kingdom
PB  - Wiley : Royal College of Obstetricians and Gyneacologists 
KW  - Obstetrics and Gyneacology
N1  - Volume 126 
Number - 1- 6
2019
ER  -