1. Division of Geriatric Medicine; University of North Carolina; Chapel Hill North Carolina
2. Center for Aging and Health; University of North Carolina; Chapel Hill North Carolina
3. Cecil G. Sheps Center for Health Services Research; University of North Carolina; Chapel Hill North Carolina
4. Center for Health Equity Research and Promotion; Philadelphia Veterans Affairs Medical Center; Philadelphia Pennsylvania
5. National PROMISE Center; Philadelphia Veterans Affairs Medical Center; Philadelphia Pennsylvania
6. School of Nursing; University of Pennsylvania; Philadelphia Pennsylvania
7. Department of Biostatistics; School of Public Health; University of North Carolina; Chapel Hill North Carolina
8. Division of General Internal Medicine and Clinical Epidemiology; University of North Carolina; Chapel Hill North Carolina