Search results for: Lawrence Chik
American Journal of Obstetrics and Gynecology > 2000 > 182 > 6 > 1489-1495
American Journal of Obstetrics and Gynecology > 1997 > 177 > 4 > 882-886
American Journal of Obstetrics and Gynecology > 1995 > 172 > 4 Part 1 > 1138-1149