1. Department of Internal Medicine, Yale New Haven Hospital, New Haven, Connecticut
2. now with Department of Cardiovascular Medicine, Heart, Vascular, and Thoracic Institute Cleveland Clinic, Cleveland, Ohio
3. Center for Outcomes Research and Evaluation, Yale New Haven Hospital, New Haven, Connecticut
4. Division of Cardiology, Department of Internal Medicine, Yale University School of Medicine, New Haven, Connecticut
5. Department of Health Policy and Management, Yale School of Public Health, New Haven, Connecticut
6. Perelman School of Medicine, University of Pennsylvania, Philadelphia
7. Yale School of Management, New Haven, Connecticut
8. Yale School of Public Health, New Haven, Connecticut
9. Department of Radiology and Biomedical Imaging, Yale School of Medicine, New Haven, Connecticut