American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 470.e1-470.e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 492.e1-492.e11
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 464.e1-464.e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > e1-e3
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 438-441
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 458.e1-458.e6
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 474.e1-474.e8
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > e6-e7
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 501.e1-501.e7
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 462.e1-462.e6
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 442-448
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 486.e1-486.e7
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 472.e1-472.e11
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 488.e1-488.e6
American Journal of Obstetrics and Gynecology > 2013 > 208 > 6 > 460.e1-460.e6