International Journal of Gynecology & Obstetrics
International Journal of Gynecology and Obstetrics > 2001 > 75 > 2 > 165-169
International Journal of Gynecology and Obstetrics > 2008 > 101 > 1 > 74-76
International Journal of Gynecology and Obstetrics > 2001 > 75 > 2 > 165-169
International Journal of Gynecology and Obstetrics > 2008 > 101 > 1 > 74-76