1. From the Department of Urologic Oncology, Roswell Park Cancer Institute (HLK), Buffalo, New York, and Departments of Pathology and Laboratory Medicine (DS, HY), Biostatistics (XL), Urology (NJ, MHTB, ASB, RAF), Human Genetics and Biostatistics (TS, SH) and Medicine (RAF), University of California-Los Angeles School of Medicine, Los Angeles, California