1. Division of Neuro & Inflammation Sciences, Department of Clinical and Experimental Medicine, Linköping University, Linköping, Sweden
2. Department of Clinical Sciences Malmö, Rheumatology, Lund University, Skåne University Hospital, Malmö, Sweden
3. Clinical Immunology and Transfusion Medicine, Office for Medical Services, Lund, Sweden
4. Department of Laboratory Medicine, Section of Microbiology, Immunology and Glycobiology, Lund University, Lund, Sweden
5. Department of Clinical Sciences Lund, Rheumatology, Lund University, Skåne University Hospital, Lund, Sweden
6. Department of Medicine, University of Cambridge, Cambridge, UK