International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2013 > 123 > 1 > 16-20
International Journal of Gynecology and Obstetrics > 2015 > 129 > 1 > 62-66
International Journal of Gynecology and Obstetrics > 2013 > 123 > 1 > 16-20
International Journal of Gynecology and Obstetrics > 2015 > 129 > 1 > 62-66