American Journal of Obstetrics and Gynecology
American Journal of Obstetrics and Gynecology > 1997 > 176 > 3 > 521-526
American Journal of Obstetrics and Gynecology > 1997 > 177 > 1 > 156-161
American Journal of Obstetrics and Gynecology > 1997 > 177 > 4 > 859-863
American Journal of Obstetrics and Gynecology > 1999 > 180 > 3 > 634-638
American Journal of Obstetrics and Gynecology > 2000 > 182 > 1 > 198-206
American Journal of Obstetrics and Gynecology > 2000 > 182 > 1 > 81-86
American Journal of Obstetrics and Gynecology > 2000 > 183 > 1 > 148-155
American Journal of Obstetrics and Gynecology > 2000 > 183 > 3 > 689-696
American Journal of Obstetrics and Gynecology > 2005 > 192 > 1 > 264-271
American Journal of Obstetrics and Gynecology > 2005 > 192 > 2 > 439-444
American Journal of Obstetrics and Gynecology > 2006 > 194 > 2 > 475-479
American Journal of Obstetrics and Gynecology > 2006 > 195 > 1 > 154-161
American Journal of Obstetrics and Gynecology > 2006 > 195 > 5 > 1231.e1-1231.e11
American Journal of Obstetrics and Gynecology > 2007 > 196 > 4 > 326.e1-326.e13
American Journal of Obstetrics and Gynecology > 2007 > 196 > 4 > 335.e1-335.e5
American Journal of Obstetrics and Gynecology > 2007 > 196 > 6 > 574.e1-574.e6
American Journal of Obstetrics and Gynecology > 2007 > 197 > 3 > 239.e1-239.e5
American Journal of Obstetrics and Gynecology > 2008 > 199 > 6 > 632.e1-632.e6
American Journal of Obstetrics and Gynecology > 2009 > 200 > 4 > 409.e1-409.e6