1. Section of Urology and Renal Transplantation, Virginia Mason; Seattle Washington
2. University of Sherbrooke; Sherbrooke Quebec Canada
3. Center for Prostate Disease Research; Department of Defense; Rockville Maryland
4. Henry M. Jackson Foundation for the Advancement of Military Medicine; Uniformed Services University of the Health Sciences; Bethesda Maryland
5. Department of Surgery; Uniformed Services University of the Health Sciences; Bethesda Maryland
6. Center for Biomedical Statistics; University of Washington; Seattle Washington
7. Urology Service; Walter Reed National Military Medical Center; Bethesda Maryland
8. Department of Urology; Madigan Army Medical Center; Tacoma Washington
9. Department of Urology; Naval Medical Center San Diego; San Diego California
10. Department of Urology; Tripler Army Medical Center; Honolulu Hawaii
11. Division of Public Health Sciences; Fred Hutchinson Cancer Research Center; Seattle Washington