Obstetrics & Gynecology
Obstetrics & Gynecology > 1998 > 91 > 2 > 218-223
Obstetrics & Gynecology > 1998 > 91 > 2 > 311-314
Obstetrics & Gynecology > 1998 > 91 > 2 > 182-186
Obstetrics & Gynecology > 1998 > 91 > 2 > 192-195
Obstetrics & Gynecology > 1998 > 91 > 2 > 288-292
Obstetrics & Gynecology > 1998 > 91 > 2 > 224-228
Obstetrics & Gynecology > 1998 > 91 > 2 > 297-301
Obstetrics & Gynecology > 1998 > 91 > 2 > 208-211
Obstetrics & Gynecology > 1998 > 91 > 2 > 263-269
Obstetrics & Gynecology > 1998 > 91 > 2 > 161-164
Obstetrics & Gynecology > 1998 > 91 > 2 > 241-246
Obstetrics & Gynecology > 1998 > 91 > 2 > 283-287
Obstetrics & Gynecology > 1998 > 91 > 2 > 260-262
Obstetrics & Gynecology > 1998 > 91 > 2 > 305-310
Obstetrics & Gynecology > 1998 > 91 > 2 > 196-202
Obstetrics & Gynecology > 1998 > 91 > 2 > 169-173
Obstetrics & Gynecology > 1998 > 91 > 2 > 294-297