Search results for: Jun Zhang
American Journal of Obstetrics and Gynecology > 2012 > 206 > 5 > 419.e1-419.e9
American Journal of Obstetrics and Gynecology > 2010 > 203 > 4 > 326.e1-326.e10
American Journal of Obstetrics and Gynecology > 2004 > 191 > 1 > 259-265
American Journal of Obstetrics and Gynecology > 1999 > 180 > 4 > 970-977