Department of Urology, Institute of Urologic Oncology, David Geffen School of Medicine, University of California-Los Angeles, Los Angeles, CA, USA. The University of Texas, MD Anderson Cancer Center, Houston, TX, USA. Cleveland Clinic Foundation, Cleveland, OH, USA. Virginia Mason Medical Center, Seattle, WA, USA. Winthrop University Hospital, Garden City, NY, USA. 1] Department of Urology, Institute of Urologic Oncology, David Geffen School of Medicine, University of California-Los Angeles, Los Angeles, CA, USA [2] VA Medical Center Greater Los Angeles Healthcare System, Los Angeles, CA, USA. Alaska Clinical Research Center, Anchorage, AL, USA. Five Valleys Urology, Missoula, MT, USA. 1] Department of Urology, Institute of Urologic Oncology, David Geffen School of Medicine, University of California-Los Angeles, Los Angeles, CA, USA [2] Department of Medicine and Clinical Nutrition, David Geffen School of Medicine, University of California-Los Angeles, Los Angeles, CA, USA.