European Journal of Obstetrics & Gynecology and Reproductive Biology
European Journal of Obstetrics and Gynecology > 2001 > 97 > 2 > 193-201
European Journal of Obstetrics and Gynecology > 2002 > 105 > 2 > 150-154
European Journal of Obstetrics and Gynecology > 2001 > 97 > 2 > 193-201
European Journal of Obstetrics and Gynecology > 2002 > 105 > 2 > 150-154