International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2004 > 86 > 1 > 79-84
International Journal of Gynecology and Obstetrics > 2011 > 115 > 1 > 77-79
International Journal of Gynecology and Obstetrics > 2012 > 118 > Supplement 2 > S78-S86
International Journal of Gynecology and Obstetrics > 2013 > 121 > Supplement 1 > S20-S24
International Journal of Gynecology and Obstetrics > 2015 > 129 > 2 > 98-103