1. Department of Urology, Queen’s University, Kingston General Hospital, Kingston, Ontario, Canada
2. Department of Urology, University of Texas Southwestern Medical Center at Dallas, Dallas, Texas
3. Division of Urology, Department of Surgery, Harvard Medical School, Brigham and Women’s Hospital, Boston, Massachusetts
4. Bostwick Laboratories, Glen Allen, Virginia
5. GlaxoSmithKline, Research Triangle Park, North Carolina