1. Division of Geriatric Medicine, University of North Carolina at Chapel Hill School of Medicine, Chapel Hill, North Carolina.
2. Department of Health Services, University of Washington School of Public Health and Community Medicine, Seattle, Washington.
3. Department of Anthropology, University of Washington, Seattle, Washington.
4. Robert Wood Johnson Clinical Scholars Program, University of Washington, Seattle, Washington.
5. Department of Medicine, University of Washington School of Medicine, Seattle, Washington.