European Journal of Obstetrics & Gynecology and Reproductive Biology
European Journal of Obstetrics & Gynecology and Reproductive Biology > 1995 > 58 > 2 > 207-209
European Journal of Obstetrics & Gynecology and Reproductive Biology > 1995 > 58 > 2 > 207-209
European Journal of Obstetrics & Gynecology and Reproductive Biology > 1995 > 59 > 1 > 109-110