1. Division of General Internal Medicine and Health Services Research, Department of Medicine, University of California, Los Angeles
2. Center for Health Advancement, Fielding School of Public Health, University of California, Los Angeles
3. Department of Family Medicine, David Geffen School of Medicine, University of California, Los Angeles
4. Clinical and Translational Science Institute, University of California, Los Angeles
5. Department of Medicine Statistics Core, David Geffen School of Medicine, University of California, Los Angeles
6. Population Health, University of California Health, Oakland
7. Health Policy and Management, Fielding School of Public Health, University of California, Los Angeles