1. Unit of Rehabilitation, Kalmar County Council; Oskarshamn Sweden
2. Department of Clinical Sciences, Section of Rheumatology; Lund University; Lund Sweden
3. Primary Health Care Unit, Department of Public Health and Community Medicine; Institute of Medicine, The Sahlgrenska Academy, University of Gothenburg; Gothenburg Sweden
4. Divison of Nursing, Department of Neurobiology, Care Sciences and Society; Karolinska Institutet; Huddinge Sweden
5. Division of Nursing Science, Department of Medical and Health Science; Linköping University; Linköping Sweden
6. School of Business, Engineering and Science; Halmstad University; Halmstad Sweden