American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 478.e1-478.e6
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 504-505
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 499.e1-499.e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 481.e1-481.e7
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 451.e1-451.e11
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 456.e1-456.e13
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 468.e1-468.e6
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 476.e1-476.e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 449.e1-449.e6
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 484.e1-484.e6
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 429-437
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > e4-e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 466.e1-466.e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 490.e1-490.e8