American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 73.e1-73.e7
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 56.e1-56.e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 68.e1-68.e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 60.e1-60.e8
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 31-38
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > e10-e11
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > e12-e14
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 52.e1-52.e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 50.e1-50.e7
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 64.e1-64.e7
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 19-30
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 46.e1-46.e4
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 75.e1-75.e5
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 87-88
American Journal of Obstetrics and Gynecology > 2013 > 208 > 1 > 86.e1-86.e6