1. Section of Cardiovascular Medicine; Department of Internal Medicine, Yale University School of Medicine; New Haven Connecticut
2. Center for Outcomes Research and Evaluation; Yale-New Haven Hospital; New Haven Connecticut
3. Section of Geriatrics; Department of Internal Medicine; Yale University School of Medicine; New Haven Connecticut
4. Section of Chronic Disease Epidemiology; Yale University School of Public Health; New Haven Connecticut
5. Center for Quality of Care Research; Baystate Medical Center; Springfield Massachusetts
6. Division of General Internal Medicine; Baystate Medical Center; Springfield Massachusetts
7. Department of Medicine; Tufts University School of Medicine; Boston Massachusetts
8. Altarum Institute; Washington District of Columbia
9. Premier Research Services, Premier, Inc.; Charlotte North Carolina
10. Section of Health Policy and Administration; Yale University School of Public Health; New Haven Connecticut
11. Robert Wood Johnson Clinical Scholars Program; Department of Internal Medicine; Yale University School of Medicine; New Haven Connecticut