1. From the Department of Urologic Surgery, Vanderbilt University (RRD), Nashville, Tennessee, Department of Obstetrics and Gynecology, Medical College of Georgia (JRM), Atlanta, Georgia, Department of Obstetrics and Gynecology, University of Utah (PAN), Salt Lake City, Utah, Doctors’ Urology Group (NRZ), Torrance, California, and Lilly Research Laboratories (IY, RCB), Indianapolis, Indianapolis