International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2012 > 118 > 1 > 21-23
International Journal of Gynecology and Obstetrics > 2012 > 119 > Supplement 1 > S76-S79
International Journal of Gynecology and Obstetrics > 2012 > 118 > 1 > 21-23
International Journal of Gynecology and Obstetrics > 2012 > 119 > Supplement 1 > S76-S79