Journal of Women's Health | October 21, 2011 | Volume: 20 | Issue: 12 | Pages: 1867-1870
Anesthesiology | May 21, 2009 | Volume: 110 | Issue: 6 | Pages: 1214-1216
American Journal of Medical Quality | April 4, 2009 | Volume: 24 | Issue: 3 | Pages: 214-221
Anesthesiology | March 23, 2004 | Volume: 100 | Issue: 4 | Pages: 1003-1006