American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 21.e1-21.e7
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 77.e1-77.e16
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 37.e1-37.e6
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 46.e1-46.e4
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 63.e1-63.e7
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 54.e1-54.e5
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 39.e1-39.e6
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 87-88
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 23.e1-23.e4
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 67.e1-67.e10
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 74.e1-74.e8
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 61.e1-61.e6
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 52.e1-52.e11
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 82.e1-82.e6
American Journal of Obstetrics and Gynecology > 2011 > 204 > 1 > 65.e1-65.e6