1. Berkshire Medical Center, Pittsfield, Massachusetts, and Yale University School of Medicine New Haven Connecticut United States
2. Columbia University Irving Medical Center New York Presbyterian Hospital New York New York United States
3. University of Nebraska Medical Center and VA Nebraska–Western Iowa Health Care System Omaha Nebraska United States
4. Duke University Medical Center Durham North Carolina United States
5. Weill Cornell Medicine–Qatar Doha Qatar
6. University of California San Diego
7. University of Colorado Aurora
8. Stanford University Medical Center Palo Alto California United States
9. The Center for Rheumatic Disease/Allergy and Immunology Kansas City Missouri United States
10. Veterans Affairs Medical Center Georgetown and Howard University Washington DC United States
11. Albany Medical College and The Center for Rheumatology Albany New York United States
12. University of California San Francisco
13. Hospital for Special Surgery New York New York United States
14. University of Alabama at Birmingham and Birmingham Veterans Affairs Medical Center Birmingham Alabama United States
15. Florida State University College of Medicine School of Physician Assistant Practice Tallahassee
16. Brigham and Women’s Hospital and Harvard Medical School Boston Massachusetts United States
17. Global Healthy Living Foundation Upper Nyack New York United States
18. American University of Beirut Beirut Lebanon
19. Corporal Michael J. Crescenz VA Medical Center and the University of Pennsylvania Philadelphia Pennsylvania United States
20. Centers for Disease Control and Prevention Atlanta Georgia United States
21. Oregon Health & Science University and VA Portland Health Care System Portland Oregon United States
22. Johns Hopkins Medicine Baltimore Maryland United States
23. University of Pennsylvania Philadelphia
24. Toronto Western Hospital Mount Sinai Hospital Institute of Health Policy Management and Evaluation University of Toronto Toronto Ontario Canada
25. Weill Cornell Medicine New York New York United States
26. University of Toronto Toronto Ontario Canada
27. University of Washington Seattle
28. American College of Rheumatology Atlanta Georgia United States