1. Yale School of Medicine, New Haven, Connecticut
2. San Francisco Veterans Affairs Medical Center, San Francisco, California
3. Department of Medicine, University of California School of Medicine, San Francisco
4. Center for Outcomes Research and Evaluation, Yale–New Haven Hospital, New Haven, Connecticut
5. Department of Health Policy and Management, Yale School of Public Health, New Haven, Connecticut
6. Section of General Internal Medicine, Department of Internal Medicine, Yale School of Medicine, New Haven, Connecticut
7. Department of Otolaryngology–Head and Neck Surgery, Massachusetts Eye and Ear Infirmary, Boston
8. Harvard Business School, Boston, Massachusetts