1. Department of Biochemistry/Biotechnology, University of Turku, Turku, Finland
2. Intensive Care Medicine and Pain Management, Turku University Hospital, Turku, Finland
3. Regional Laboratory NordLab Kajaani, Kajaani, Finland
4. Heart Center, Turku University Hospital, Turku, Finland
5. Department of Orthopaedic Surgery, Turku University Hospital, Turku, Finland
6. Department of Rheumatology, Turku University Hospital, Turku, Finland
7. Division of Rheumatology, Department of Medicine, Karolinska Institutet, Karolinska University Hospital, Stockholm, Sweden