International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2012 > 119 > 1 > 61-65
International Journal of Gynecology and Obstetrics > 2013 > 122 > 3 > 258-260
International Journal of Gynecology and Obstetrics > 2012 > 119 > 1 > 61-65
International Journal of Gynecology and Obstetrics > 2013 > 122 > 3 > 258-260