1. Dalhousie University Halifax Nova Scotia Canada
2. Hanyang University Hospital for Rheumatic Diseases Seoul Korea
3. University of Birmingham College of Medical and Dental Sciences Birmingham UK
4. Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubiran Mexico City Mexico
5. Cedars‐Sinai Medical Center and David Geffen School of Medicine at University of California Los Angeles
6. McGill University Montreal Quebec Canada
7. University of Calgary Cumming School of Medicine Calgary Alberta Canada
8. Oklahoma Medical Research Foundation Oklahoma City
9. SUNY Downstate Medical Center New York New York
10. CHU de Quebec‐Université Laval Quebec City Quebec Canada
11. Toronto Western Hospital and University of Toronto Toronto Ontario Canada
12. Arthritis Research UK Epidemiology UnitUniversity of ManchesterNIHR Manchester Musculoskeletal Biomedical Research Centre, and Manchester University NHS Foundation Trust Manchester UK
13. University College London London UK
14. University of Alabama at Birmingham
15. Johns Hopkins University School of Medicine Baltimore Maryland
16. St. Thomas Hospital and King’s College London GKT School of Medical Education London UK
17. University of North Carolina at Chapel Hill
18. Northwestern University and Feinberg School of Medicine Chicago Illinois
19. Lupus Center of ExcellenceAllegheny Health Network Pittsburgh Pennsylvania
20. Hairmyres Hospital East Kilbride UK
21. Feinstein Institute for Medical Research Manhasset New York
22. Hospital Universitario CrucesUniversity of the Basque Country Barakaldo Spain
23. Emory University School of Medicine Atlanta Georgia
24. Istanbul University Istanbul Turkey
25. Karolinska Institute Stockholm Sweden
26. Lund University Lund Sweden
27. Institut d’Investigacions Biomèdiques August Pi i Sunyer and Hospital Clínic Barcelona Barcelona Spain
28. Medical University of South Carolina Charleston
29. University of CaliforniaSan Diego School of Medicine
30. Rigshospitalet, Copenhagen University Hospital Copenhagen Denmark
31. University of Manitoba Winnipeg Manitoba Canada
32. Hospital for Joint DiseasesNew York University New York New York
33. Queen Elizabeth II Health Sciences Center and Dalhousie University Halifax Nova Scotia Canada