1. Vattikuti Urology Institute, Henry Ford Hospital, Detroit, Michigan
2. Division of Urologic Surgery, Washington University School of Medicine, Saint Louis, Missouri
3. Department of Urology, New York University Langone Medical Center, New York, New York
4. The Glickman Urological Institute, Cleveland Clinic, Cleveland, Ohio
5. James Buchanan Brady Urological Institute, The Johns Hopkins Medical Institutions, Baltimore, Maryland