American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 2017 > 216 > 1 > 46.e1-46.e11
American Journal of Obstetrics and Gynecology > 2017 > 216 > 1 > 58.e1-58.e8
American Journal of Obstetrics and Gynecology > 2017 > 216 > 1 > 44.e1-44.e6
American Journal of Obstetrics and Gynecology > 2017 > 216 > 1 > 67.e1-67.e9
American Journal of Obstetrics and Gynecology > 2017 > 216 > 1 > 50.e1-50.e12
American Journal of Obstetrics and Gynecology > 2017 > 216 > 1 > 31.e1-31.e4
American Journal of Obstetrics and Gynecology > 2017 > 216 > 1 > 42.e1-42.e10
American Journal of Obstetrics and Gynecology > 2017 > 216 > 1 > 73.e1-73.e8
American Journal of Obstetrics and Gynecology > 2017 > 216 > 1 > 69.e1-69.e7