International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2001 > 75 > 2 > 123-136
International Journal of Gynecology and Obstetrics > 2001 > 75 > 2 > 149-163
International Journal of Gynecology and Obstetrics > 2001 > 75 > 2 > 137-147