International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2012 > 119 > Supplement 1 > S80-S84
International Journal of Gynecology and Obstetrics > 2012 > 119 > 3 > 257-261
International Journal of Gynecology and Obstetrics > 2012 > 119 > Supplement 1 > S80-S84
International Journal of Gynecology and Obstetrics > 2012 > 119 > 3 > 257-261