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- american journal of obstetrics and gynecology15
- journal of perinatal medicine12
- american journal of obstetrics & gynecology8
- reproductive sciences8
- acta obstetricia et gynecologica scandinavica5
- journal of obstetrics and gynaecology research5
- journal of korean medical science4
- journal of obstetrics & gynaecology research4
- archives of gynecology and obstetrics3