1. Copenhagen Research Centre for Autoimmune Connective Tissue Diseases, COPEACT Centre for Rheumatology and Spine Diseases, Rigshospitalet, Copenhagen, Denmark
2. Department of Applied Mathematics and Computer Science, Technical University of Denmark
3. Department of Biomedicine, Aarhus University; Department of Rheumatology, Aarhus University Hospital, Aarhus N, Denmark
4. Department of Rheumatology, Odense University Hospital, Odense, Denmark
5. Department of Rheumatology, Aalborg University Hospital, Center of Rheumatic Research Aalborg (CERRA), Aalborg University, Aalborg, Denmark
6. Department of Rheumatology, Centre for Rheumatology and Spine Diseases, Gentofte Hospital, Copenhagen, Denmark
7. Department of Rheumatology, Zealand University Hospital, Køge