1. Preventive Cardio-Rheuma Clinic, Division of Rheumatology and Research, Diakonhjemmet Hospital, Diakonveien 12, 0370 Oslo, Norway
2. Division of Biomedical Statistics and Informatics, Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA
3. Division of Rheumatology, Department of Internal Medicine, Mayo Clinic, Rochester, MN, USA
4. Bernhoven Hospital, Uden, the Netherlands
5. Dudley Group NHS Foundation Trust, Dudley, West Midlands, UK
6. Trinity College Dublin, Dublin, Ireland
7. Swedish Rheumatoid Arthritis Registry, Umeå, Sweden
8. The Lundquist Institute, Harbor-UCLA Medical Center, Torrance, CA, USA
9. Hospital Universitario Marqués de Valdecilla, Santander, Spain
10. Joint Rheumatology Program, First Department of Propaedeutic Internal Medicine, Laiko Hospital, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece
11. Joint Rheumatology Program, 2nd Department of Medicine and Laboratory, Hippokration General Hospital, National and Kapodistrian University of Athens, Athens, Greece
12. Department of Medicine, Division of Rheumatology, University of Toronto, Toronto, Ontario, Canada
13. Department of Internal Medicine, University of Manitoba, Winnipeg, Manitoba, Canada
14. Rheumatology Department, Cliniques Universitaires Saint Luc, Institut de recherche expérimentale et clinique, Université catholique de Louvain, Brussels, Belgium
15. Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, México City, México
16. Hospital Universitario ‘Dr José E. González’, UANL, Monterrey, México
17. Spedali Civili and University of Brescia, Brescia, Italy
18. Department of Clinical Immunology and Rheumatology, Sanjay Gandhi Postgraduate Institute of Medical Sciences (SGPGIMS), Lucknow, Uttar Pradesh, India
19. Mater Dei, Msida, Malta
20. Department of Rheumatology and Immunology, Peking University People's Hospital, Beijing 100044, China
21. Kyrgyz State Medical Academy, Bishkek, Kyrgyz Republic
22. Tallagh University Hospital, Dublin, Ireland
23. Ivanovo State Medical Academy, Ivanovo, Russia
24. Center of Cardiology of Russian Ministry of Healthcare, Moscow, Russia
25. V.A. Nasonova Research Institute of Rheumatology, Moscow, Russia
26. National Institute of Rheumatic Diseases, 92101 Piešťany, Slovensko, Slovakia
27. Institute of Rheumatology, Department of Rheumatology, First Faculty of Medicine, Charles University, Prague, Czech Republic
28. Third Department of Internal Medicine, Department of Endocrinology and Metabolism, First Medical Faculty, Charles University and General Faculty Hospital, Prague, Czech Republic
29. First Medical Faculty, Charles University, Prague, Czech Republic
30. Iii Interna klinika fn Olomouc, Olomouc, Czech Republic
31. Division of Rheumatology, 2nd Department of Internal Medicine—Gastroenterology, Charles University, Faculty of Medicine in Hradec Králové and University Hospital Hradec Králové, Hradec Králové, Czech Republic