1 Center for Prostate Disease Research, Murtha Cancer Center Research Program, Department of Surgery, Uniformed Services University of the Health Sciences, Bethesda, MD, USA.
2 Walter Reed National Military Medical Center, Bethesda, MD, USA.
3 Department of Epidemiology and Biostatistics, Memorial Sloan Kettering Cancer Center, New York, NY, USA.
4 University of Calgary, Calgary, AB, Canada.
5 Department of Surgery (Urology Service), Memorial Sloan Kettering Cancer Center, New York, NY, USA.
6 Department of Epidemiology and Biostatistics, Memorial Sloan Kettering Cancer Center, New York, NY, USA. carlssos@mskcc.org.
7 Department of Surgery (Urology Service), Memorial Sloan Kettering Cancer Center, New York, NY, USA. carlssos@mskcc.org.
8 Department of Urology, Institute of Clinical Sciences, Sahlgrenska Academy at University of Gothenburg, Gothenburg, Sweden. carlssos@mskcc.org.