Obstetrics & Gynecology
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 754-757
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 768-772
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 708-712
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 695-698
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 699-703
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 674-678
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 747-753
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 729-733
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 734-737
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 679-683
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 660-665
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 713-718
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 738-742
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 758-762
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 777-779
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 684-689
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 648-653
Obstetrics & Gynecology > 1997 > 89 > 5 Part 1 > 773-776