Institution: | 1. Division of General Medicine and Geriatrics, Department of Medicine, Emory University, Atlanta, Georgia, USA;2. Division of General Internal Medicine, Department of Medicine, University of California, San Francisco, San Francisco, California, USA;3. Department of Psychiatry, University of California, San Francisco, San Francisco, California, USA;4. Division of Research, Kaiser Permanente Northern California Region, Oakland, California, USA |