American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 421.e1-421.e8
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 463.e1-463.e7
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 385.e1-385.e9
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 423.e1-423.e7
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 396.e1-396.e7
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 404.e1-404.e6
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 375.e1-375.e5
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 407.e1-407.e5
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 471.e1-471.e8
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 459.e1-459.e9
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > e4
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 457.e1-457.e6
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 433.e1-433.e2
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 416.e1-416.e6
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 351-356
American Journal of Obstetrics and Gynecology > 2008 > 198 > 4 > 391.e1-391.e7