American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 2009 > 200 > 1 > 25-34
American Journal of Obstetrics and Gynecology > 2009 > 200 > 1 > 56.e1-56.e6
American Journal of Obstetrics and Gynecology > 2009 > 200 > 1 > 58.e1-58.e8
American Journal of Obstetrics and Gynecology > 2009 > 200 > 1 > 48.e1-48.e8
American Journal of Obstetrics and Gynecology > 2009 > 200 > 1 > 80.e1-80.e7
American Journal of Obstetrics and Gynecology > 2009 > 200 > 1 > 110.e1-110.e5
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 140.e1-140.e9
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 182.e1-182.e5
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 180.e1-180.e7
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 198.e1-198.e5
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 170.e1-170.e7
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 149.e1-149.e5
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 123-129
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 147.e1-147.e6
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > e6-e9
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 160.e1-160.e9
American Journal of Obstetrics and Gynecology > 2009 > 200 > 2 > 177.e1-177.e9