International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2001 > 75 > 3 > 251-255
International Journal of Gynecology and Obstetrics > 2010 > 110 > 2 > 133-136
International Journal of Gynecology and Obstetrics > 2015 > 129 > 2 > 104-108
International Journal of Gynecology & Obstetrics > 2015 > 131 > 3 > 297-300