European Journal of Obstetrics & Gynecology and Reproductive Biology
European Journal of Obstetrics & Gynecology and Reproductive Biology > 1994 > 57 > 3 > 189-193
European Journal of Obstetrics & Gynecology and Reproductive Biology > 1995 > 62 > 2 > 195-201
European Journal of Obstetrics & Gynecology and Reproductive Biology > 1995 > 62 > 2 > 235-239
European Journal of Obstetrics & Gynecology and Reproductive Biology > 1996 > 64 > 1 > 135-140
European Journal of Obstetrics & Gynecology and Reproductive Biology > 1996 > 64 > 2 > 159-165