[1] Institute of Medicine,Department of Rheumatology and Inflammation Research
[2] Sahlgrenska Academy,Department of Clinical Sciences, Section of Rheumatology
[3] University of Gothenburg,School of Business, Engineering and Science
[4] Lund University,Primary Health Care Unit, Department of Public Health and Community Medicine
[5] Halmstad University,Department of Clinical Sciences, Section of Orthopedics
[6] Spenshult Research and Development Center,undefined
[7] Institute of Medicine,undefined
[8] Sahlgrenska Academy,undefined
[9] University of Gothenburg,undefined
[10] Lund University,undefined