International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2012 > 117 > 2 > 160-163
International Journal of Gynecology and Obstetrics > 2012 > 119 > 2 > 185-188
International Journal of Gynecology and Obstetrics > 2012 > 117 > 2 > 160-163
International Journal of Gynecology and Obstetrics > 2012 > 119 > 2 > 185-188