Department of Rheumatology, Odense University Hospital, Faculty of Health Sciences, University of Southern Denmark, Odense, Denmark. Diagnostic Centre, Silkeborg Region Hospital, Aarhus University, Aarhus, Denmark. Department of Rheumatology, Centre of Cancer and Inflammation, Aarhus University Hospital, Institute of Clinical Medicine, Aarhus University, Aarhus, Denmark. Departments of Clinical Medicine and Endocrinology, Steno Diabetes Center North Jutland, Aalborg University Hospital, Aalborg, Denmark. Department of Rheumatology and DANBIO, Copenhagen Center for Arthritis Research (COPECARE), Center for Rheumatology and Spine Diseases, Glostrup Hospital, Rigshospitalet, Glostrup, Denmark. Department of Clinical Medicine, Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark. Department of Rheumatology, King Christian 10th Hospital for Rheumatic Diseases, South Jutland Hospital, Institute of Regional Health Services, University of Southern Denmark, Gråsten, Denmark.