1. Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston
2. Department of Urology, The University of Texas MD Anderson Cancer Center, Houston
3. Department of Genitourinary Medical Oncology, The University of Texas MD Anderson Cancer Center, Houston
4. Department of Health Services Research, The University of Texas MD Anderson Cancer Center, Houston
5. Department of Statistics, The University of Texas MD Anderson Cancer Center, Houston