Search results for: Y. Yamamoto
American Journal of Obstetrics and Gynecology > 2003 > 188 > 1 > 234-241
American Journal of Obstetrics and Gynecology > 2002 > 187 > 3 > 785-797
American Journal of Obstetrics and Gynecology > 1998 > 179 > 1 > 126-134