affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Amsterdam - Department of Rheumatology and Clinical Immunology, Karolinska Institutet, Landspitali University Hospital, Diakonhjemmet Hospital, University of Helsinki - Helsinki University Hospital, University of Iceland, University of Southern Denmark, University of Eastern Finland, Karolinska Institutet, University of Copenhagen - Department of Clinical Medicine, University of Amsterdam - Amsterdam Rheumatology and Immunology Centre, University of Copenhagen, Diakonhjemmet Hospital, University of Gothenburg - Department of Rheumatology and Inflammation Research, University of Gothenburg - Department of Molecular and Clinical Medicine, University of California, San Diego (UCSD) - Department of Cellular & Molecular Medicine and affiliation not provided to SSRN