International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2005 > 89 > 3 > 247-250
International Journal of Gynecology and Obstetrics > 2005 > 89 > 3 > 258-262
International Journal of Gynecology and Obstetrics > 2005 > 89 > 3 > 263-267
International Journal of Gynecology and Obstetrics > 2005 > 89 > 3 > 236-241