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Journal
- journal of maternal-fetal & neonatal medicine76
- american journal of obstetrics & gynecology48
- journal of perinatal medicine29
- journal of clinical medicine27
- fetal diagnosis & therapy26
- reproductive sciences26
- archives of gynecology & obstetrics25
- journal of maternal fetal neonatal medicine the official journal of the european association of perinatal medicine the federation of asia and oceania perinatal societies the international society of perinatal obstetricians24
- archives of gynecology and obstetrics23