International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2009 > 104 > 1 > 14-17
International Journal of Gynecology and Obstetrics > 2015 > 129 > 1 > 22-25
International Journal of Gynecology and Obstetrics > 2009 > 104 > 1 > 14-17
International Journal of Gynecology and Obstetrics > 2015 > 129 > 1 > 22-25