[1] Helsinki University and Helsinki University Hospital,Department of Rheumatology
[2] Jyväskylä Central Hospital,Department of Rheumatology
[3] University of Eastern Finland,Department of Rheumatology
[4] United Medix Laboratories,Department of Rheumatology
[5] Tampere University Hospital,Department of Rheumatology
[6] Kuopio University Hospital,Department of Rheumatology
[7] Central Hospital of Lapland,Department of Rheumatology
[8] Turku University Hospital,Department of Rheumatology
[9] Päijät-Häme Central Hospital,Translational Immunology Research Program
[10] University of Tampere,Department
of Rheumatology
[11] Satakunta Central Hospital,undefined
[12] Medcare Foundation,undefined
[13] SYNLAB Finland,undefined
[14] Helsinki University and Orton Research Foundation,undefined
[15] Orton Hospital,undefined
[16] Mikkeli Central Hospital,undefined