Obstetrics & Gynecology
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 690-694
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 704-707
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 723-728
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 780-784
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 643-647
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 666-670
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 671-673
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 790-796
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 654-659
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 785-789
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 743-746
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 763-767
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 719-722