1. Department of Medicine; Hospital of the University of Pennsylvania; Philadelphia Pennsylvania
2. Department of Radiation Oncology; Emory Winship Cancer Institute, School of Medicine, Emory University; Atlanta Georgia
3. Department of Urology; Emory Winship Cancer Institute, School of Medicine, Emory University; Atlanta Georgia
4. Department of Medicine Emory Winship Cancer Institute; School of Medicine, Emory University; Atlanta Georgia
5. Birmingham/Atlanta Veterans Affairs Geriatric Research, Education, and Clinical Center, Atlanta Veterans Affairs Medical Center; Atlanta Georgia
6. Atlanta Veterans Affairs Rehabilitation Research and Development Center of Excellence, Atlanta Veterans Affairs Medical Center; Atlanta Georgia
7. Department of Epidemiology; Rollins School of Public Health, Emory University; Atlanta Georgia
8. Dana-Farber Cancer Institute, Massachusetts General Hospital, Harvard Medical School; Boston Massachusetts
9. Mongan Institute for Health Policy, Massachusetts General Hospital, Harvard Medical School; Boston Massachusetts