Previous
Next
Journal
- american journal of obstetrics & gynecology17
- bjog: an international journal of obstetrics & gynaecology14
- obstetrics & gynecology11
- acta obstetricia et gynecologica scandinavica10
- journal of obstetrics & gynaecology8
- bmc pregnancy & childbirth6
- jama: journal of the american medical association6
- journal of maternal-fetal & neonatal medicine6
- american family physician4