Journal
- ultrasound in obstetrics gynecology the official journal of the international society of ultrasound in obstetrics and gynecology5
- british journal of midwifery4
- health expectations4
- journal of reproductive & infant psychology4
- american journal of obstetrics & gynecology3
- archives of disease in childhood3
- british medical journal clinical research ed3
- european journal of obstetrics & gynecology & reproductive biology3
- journal of evaluation in clinical practice3