1. Division of General Internal Medicine, Department of Medicine, Cedars-Sinai Medical Center, Los Angeles, California
2. Department of Health Policy and Management, Fielding School of Public Health, University of California, Los Angeles
3. Division of Informatics, Department of Biomedical Sciences, Cedars-Sinai Medical Center, Los Angeles, California
4. RAND Corporation, Los Angeles, California
5. Section of Geriatrics, Department of Medicine, Cedars-Sinai Medical Center, Los Angeles, California
6. Division of General Internal Medicine, Department of Medicine, David Geffen School of Medicine, University of California, Los Angeles
7. VA Greater Los Angeles Healthcare System, Geriatrics Research Education & Clinical Center