International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2015 > 129 > 2 > 98-103
International Journal of Gynecology and Obstetrics > 2015 > 130 > 1 > 40-44
International Journal of Gynecology and Obstetrics > 2015 > 131 > Supplement 1 > S53-S55
International Journal of Gynecology & Obstetrics > 2016 > 134 > 3 > 268-271
International Journal of Gynecology & Obstetrics > 2016 > 135 > 2 > 154-157