International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2012 > 116 > 3 > 192-196
International Journal of Gynecology and Obstetrics > 2012 > 119 > 2 > 125-129
International Journal of Gynecology and Obstetrics > 2012 > 116 > 3 > 192-196
International Journal of Gynecology and Obstetrics > 2012 > 119 > 2 > 125-129