1. Department of Medicine, Washington University in St Louis, St Louis, Missouri
2. Department of Medicine, Hospital for Special Surgery, New York, New York
3. Department of Medical Education, University of Massachusetts, Worcester
4. Department of Medicine, Intermountain Medical Center, Salt Lake City, Utah
5. Department of Medicine, University of Utah, Salt Lake City
6. Department of Cardiology, Intermountain Medical Center, Salt Lake City, Utah
7. Department of Pathology, University of Utah, Salt Lake City
8. Department of Medicine, New York Presbyterian Queens Hospital, New York
9. Department of Medical Education, University of Central Florida College of Medicine, Orlando
10. Department of Radiology, Walter Reed National Military Medical Center, Bethesda, Maryland
11. Department of Orthopedic Surgery, Hospital for Special Surgery, New York, New York
12. Department of Orthopedic Surgery, Washington University in St Louis, St Louis, Missouri
13. Department of Pathology and Immunology, Washington University in St Louis, St Louis, Missouri