1. Danish Hospital for Rheumatic Diseases, University Hospital of Southern Denmark, Sønderborg, Denmark
2. Hospital of Southern Jutland, University Hospital of Southern Denmark, Aabenraa, Denmark
3. Department of Regional Health Research, University of Southern Denmark, Odense, Denmark
4. Copenhagen Center for Arthritis Research (COPECARE), Center for Rheumatology and Spine Diseases, Centre of Head and Orthopaedics, Rigshospitalet, Glostrup, Denmark
5. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
6. Department of Cardiology, Zealand University Hospital, Roskilde, Denmark
7. Department of Rheumatology, Aarhus University Hospital, Aarhus, Denmark
8. Department of Clinical Medicine, Aarhus University, Aarhus, Denmark