International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2011 > 113 > 2 > 91-95
International Journal of Gynecology and Obstetrics > 2011 > 113 > 2 > 131-136
International Journal of Gynecology and Obstetrics > 2011 > 113 > 2 > 91-95
International Journal of Gynecology and Obstetrics > 2011 > 113 > 2 > 131-136