American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 2005 > 192 > 6 > 1928-1932
American Journal of Obstetrics and Gynecology > 2005 > 193 > 3 Supplement > 1248-1252
American Journal of Obstetrics and Gynecology > 2005 > 192 > 6 > 1928-1932
American Journal of Obstetrics and Gynecology > 2005 > 193 > 3 Supplement > 1248-1252