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Journal
- american journal of obstetrics and gynecology19
- ultrasound in obstetrics & gynecology18
- european journal of obstetrics gynecology and reproductive biology12
- early human development9
- ultrasound in obstetrics gynecology the official journal of the international society of ultrasound in obstetrics and gynecology9
- ultrasound in obstetrics and gynecology8
- bmc pregnancy & childbirth6
- obstetrical & gynecological survey6
- the ultrasound review of obstetrics & gynecology6