1. Office of Research and Patient Care Services Stanford Health Care Stanford California USA
2. Department of Social and Behavioral Sciences, School of Nursing University of California San Francisco San Francisco California USA
3. Division of Geriatrics, Department of Medicine University of California San Francisco San Francisco California USA
4. Division of Epidemiology and Biostatistics University of California San Francisco San Francisco California USA
5. Division of Prevention Science, Department of Medicine University of California San Francisco San Francisco California USA
6. Institute for Health and Aging University of California San Francisco San Francisco California USA
7. Division of General Internal Medicine University of California San Francisco San Francisco California USA
8. Geriatrics and Palliative Care San Francisco VA Health Care System San Francisco California USA