American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 2018 > 218 > 3 > 280-286
American Journal of Obstetrics and Gynecology > 2018 > 218 > 3 > 328.e1-328.e13
American Journal of Obstetrics and Gynecology > 2018 > 218 > 3 > 351.e1-351.e7
American Journal of Obstetrics and Gynecology > 2018 > 218 > 3 > 287-293.e1
American Journal of Obstetrics and Gynecology > 2018 > 218 > 3 > 337.e1-337.e7
American Journal of Obstetrics and Gynecology > 2018 > 218 > 3 > 315.e1-315.e6
American Journal of Obstetrics and Gynecology > 2018 > 218 > 3 > 347.e1-347.e14
American Journal of Obstetrics and Gynecology > 2018 > 218 > 3 > 343.e1-343.e7
American Journal of Obstetrics and Gynecology > 2018 > 218 > 3 > 353.e1-353.e4