1. Rheumatology Department, Saint-Joseph University , Beirut, Lebanon
2. Rheumatology Department, Hotel-Dieu de France Hospital , Beirut, Lebanon
3. Laboratory of Clinical Research and Epidemiology, Faculty of Medicine, Mohammed V University , Rabat, Morocco
4. Department of Medicine, Health Sciences College, International University of Rabat (UIR) , Rabat, Morocco
5. Department of Clinical Immunology and Rheumatology, Sanjay Gandhi Postgraduate Institute of Medical Sciences , Lucknow, India
6. Centre for Musculoskeletal Research, Division of Musculoskeletal and Dermatological Sciences, School of Biological Sciences, Faculty of Biology, Medicine and Health, Manchester Academic Health Science Centre, The University of Manchester , Manchester, UK
7. Neurology, Manchester Centre for Clinical Neurosciences, Northern Care Alliance NHS Foundation Trust , Salford, UK
8. Maulana Azad Medical College , New Delhi, Delhi, India
9. Byramjee Jeejeebhoy Government Medical College and Sassoon General Hospitals , Pune, India
10. Mahatma Gandhi Mission Medical College , Navi Mumbai, Maharashtra, India
11. Department of Medical Ecology and Hydroclimatology, Istanbul Faculty of Medicine, Istanbul University , Capa-Fatih, Istanbul, Turkey
12. Department of Rheumatology, Royal Melbourne Hospital , Parkville, VIC, Australia
13. Walter and Eliza Hall Institute of Medical Research , Parkville, VIC, Australia
14. Department of Medical Biology, University of Melbourne , Parkville, VIC, Australia
15. Division of Rheumatology, Mayo Clinic , Rochester, MN, USA
16. Department of Internal Medicine, Rheumatology, Diabetology, Geriatrics and Clinical Immunology, Pomeranian Medical University , Szczecin, Poland
17. Rheumatology Department, Kasr Al Ainy School of Medicine, Cairo University , Cairo, Egypt
18. Rheumatology Department, Fauji Foundation Hospital , Rawalpindi, Pakistan
19. Medical Faculty, Sofia University St. Kliment Ohridski , Sofia, Bulgaria
20. Department of Internal Medicine, General Hospital, National Medical Center, ‘La Raza’, Instituto Mexicano del Seguro Social , Mexico City, Mexico
21. Division of Rheumatology, Department of Medicine Solna, Karolinska Institutet and Karolinska University Hospital , Stockholm, Sweden
22. Department of Rheumatology, Faculty of Medicine and Health, Örebro University , Örebro, Sweden
23. Centre for Rheumatic Diseases, King's College London , London, UK
24. Rheumatology Department, King's College Hospital , London, UK
25. Center for Outcomes Research, Department of Internal Medicine, University of Illinois College of Medicine , Peoria, IL, USA
26. NIHR Leeds Biomedical Research Centre, Leeds Teaching Hospitals Trust , Leeds, UK
27. Leeds Institute of Rheumatic and Musculoskeletal Medicine, University of Leeds , Leeds, UK
28. Departamento de Reumatología, Hospital de Especialidades Dr Antonio Fraga Mouret, IMSS, Centro Médico Nacional La Raza , Mexico City, Mexico
29. Division of Rheumatology, Faculdade de Medicina FMUSP, Universidade de Sao Paulo , Sao Paulo, SP, Brazil
30. Medizinische Klinik 3 – Rheumatologie und Immunologie, Universitätsklinikum Erlangen, Friedrich-Alexander-Universität Erlangen-Nürnberg , Erlangen, Deutschland
31. Department of Allergy and Rheumatology, Nippon Medical School Graduate School of Medicine , Bunkyo-ku, Tokyo, Japan
32. Southport and Ormskirk Hospital NHS Trust , Southport, UK
33. Rheumatology Division, IRCCS Policlinico San Matteo Foundation , Pavia, Lombardia, Italy
34. Rheumatology Unit, Dipartimento di Medicine Interna e Terapia Medica, Università degli studi di Pavia , Pavia, Lombardy, Italy
35. Department of Rheumatology, University Hospital Zurich, University of Zurich , Zurich, Switzerland
36. National Institute for Health Research Manchester Biomedical Research Centre, Manchester University NHS Foundation Trust, The University of Manchester , Manchester, UK
37. Department of Rheumatology, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust , Salford, UK
38. Division of Rheumatology and Clinical Immunology, University of Pittsburgh School of Medicine , Pittsburgh, PA, USA
39. Department of Rheumatology, Royal Wolverhampton Hospitals NHS Trust , Wolverhampton, UK
40. City Hospital, Sandwell and West Birmingham Hospitals NHS Trust , Birmingham, UK