1. Department of Urology; University of North Carolina at Chapel Hill; Chapel Hill NC USA
2. Lineberger Comprehensive Cancer Center; Multidisciplinary Genitourinary Oncology; Chapel Hill NC USA
3. Lineberger Comprehensive Cancer Center; Biostatistics and Clinical Data Management Core; University of North Carolina at Chapel Hill; Chapel Hill NC USA
4. Department of Radiation Oncology; University of North Carolina at Chapel Hill; Chapel Hill NC USA
5. Department of Medicine; Division of Hematology/Oncology; University of North Carolina at Chapel Hill; Chapel Hill NC USA
6. Department of Epidemiology; Gillings School of Global Public Health; University of North Carolina at Chapel Hill; Chapel Hill NC USA