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Journal
- jama33
- journal of womens health 200210
- american journal of obstetrics and gynecology9
- obstetrics and gynecology7
- diabetes care6
- obstetrics & gynecology6
- bmc pregnancy and childbirth5
- international journal of gynaecology and obstetrics the official organ of the international federation of gynaecology and obstetrics3
- cancer causes control ccc2