European Journal of Obstetrics & Gynecology and Reproductive Biology
European Journal of Obstetrics and Gynecology > 2001 > 95 > 2 > 175-180
European Journal of Obstetrics and Gynecology > 2001 > 95 > 2 > 226-228
European Journal of Obstetrics and Gynecology > 2001 > 95 > 2 > 175-180
European Journal of Obstetrics and Gynecology > 2001 > 95 > 2 > 226-228