1. Urology Service, Walter Reed Army Medical Center, Washington, D. C.
2. Department of Urology, Medical College of Wisconsin, Milwaukee, Wisconsin
3. Urology Center of Florida, Ocala, Florida
4. Advanced Clinical Therapeutics, Inc., Tucson, Arizona, Prostate
5. Urology Health Center, Weiss Memorial Hospital, Chicago, Illinois
6. Urology Section, University of Michigan Health System, Ann Arbor, Michigan
7. AstraZeneca, Macclesfield, Cheshire, United Kingdom