1. RAND Corporation, Boston, Massachusetts2Division of General Internal Medicine, Brigham and Women’s Hospital, Boston, Massachusetts3Department of Medicine, Harvard Medical School, Boston, Massachusetts
2. Department of Health Policy and Management, Harvard School of Public Health, Boston, Massachusetts
3. Center for Health Equity Research and Promotion, Philadelphia VA Medical Center, Philadelphia, Pennsylvania6Division of General Internal Medicine, Perelman School of Medicine of the University of Pennsylvania, Philadelphia
4. Center for Health Equity Research and Promotion, Philadelphia VA Medical Center, Philadelphia, Pennsylvania6Division of General Internal Medicine, Perelman School of Medicine of the University of Pennsylvania, Philadelphia7Division of General Internal Med
5. RAND Corporation, Boston, Massachusetts2Division of General Internal Medicine, Brigham and Women’s Hospital, Boston, Massachusetts3Department of Medicine, Harvard Medical School, Boston, Massachusetts4Department of Health Policy and Management, Harvard Sc