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Journal
- ultrasound in obstetrics gynecology the official journal of the international society of ultrasound in obstetrics and gynecology26
- circulation9
- heart british cardiac society7
- bjog an international journal of obstetrics and gynaecology4
- heart4
- lancet london england4
- progress in transplantation aliso viejo calif4
- archives of disease in childhood - fetal and neonatal edition3
- early human development3