1. University of Toronto, Schroeder Arthritis Institute, Toronto Western Hospital, Mount Sinai Hospital Toronto Ontario Canada
2. Columbia University Vagelos College of Physicians and Surgeons, Columbia University Irving Medical Center New York City
3. Massachusetts General Hospital Boston
4. The University of Chicago Medicine Chicago Illinois
5. Johns Hopkins University School of Medicine Baltimore Maryland
6. University of Pennsylvania Philadelphia
7. University of Michigan Ann Arbor
8. McMaster University Hamilton Ontario Canada
9. University of Pittsburgh Pittsburgh Pennsylvania
10. Parlin, New Jersey
11. University of Texas Health Science Center at Houston
12. Yale School of Medicine New Haven Connecticut
13. St. Luke's University Health Network Bethlehem Pennsylvania
14. Brigham and Women's Hospital Boston Massachusetts
15. Kissimmee Florida
16. Vanderbilt University Medical Center Nashville Tennessee
17. University of Wisconsin School of Medicine and Public Health Madison
18. University of Virginia School of Medicine Charlottesville
19. Hawaii Pacific Health Aiea
20. University of Kansas Medical Center Kansas City
21. Saint Francis Health System Tulsa Oklahoma
22. Lansdowne Pennsylvania
23. University of Utah Salt Lake City
24. Albany Medical College Albany New York
25. Thomas Jefferson University Hospital Philadelphia Pennsylvania
26. Millennium Physicians Huntsville Texas
27. Baylor College of Medicine Houston Texas
28. Northwestern University Chicago Illinois
29. Mayo Clinic Rochester Minnesota
30. Cedars‐Sinai Los Angeles California
31. UT Southwestern Medical Center Dallas Texas
32. University of Colorado Denver Aurora
33. New York University Langone Health New York City
34. Hospital for Special Surgery, Weill Cornell Medicine New York City
35. University of Washington Seattle
36. National Jewish Health Denver Colorado
37. American College of Rheumatology Atlanta Georgia
38. University of Oklahoma Oklahoma City
39. Center for Clinical Evidence and Guidelines, Plymouth Meeting Pennsylvania