1. Department of Health Sciences; Lund University; Lund Sweden
2. Section of Rheumatology, Department of Medicine; Helsingborg's Central Hospital; Helsingborg Sweden
3. The PRO-CARE Group, School of Health and Society; Kristianstad University; Kristianstad Sweden
4. Section of Rheumatology at the Institution of Clinical Science; Lund University; Lund Sweden
5. School of Health Sciences; Jönköping University; Jönköping Sweden
6. Corpporate office; Skåne Regional Council; Malmö Sweden