1. From the Department of Preventive Medicine and Biometrics, Division of Epidemiology and Biostatistics, and Center for Prostate Disease Research, Department of Surgery, Uniformed Services University of the Health Sciences and Radiation Oncology Department, National Naval Medical Center, Bethesda and Departments of Urology, Malcolm Grow Medical Center, Andrews Air Force Base, Maryland, Urology Department, Brooke Army Medical Center, Ft. Sam Houston and Wilford Hall United States Air Force Medical...