1. Division of Prevention, Rehabilitation and Community Medicine, Department of Health, Medicine and Caring Sciences, Linköping University, Sweden
2. Pain and Rehabilitation Centre, Department of Health, Medicine and Caring Sciences, Linköping University, Linköping
3. Rehab Väst, Local Health Care Services in the West of Region Östergötland, Sweden
4. Primary Health Care Rehabilitation, Kristinehamn, Sweden
5. Municipal Rehabilitation of Linköping municipality, Sweden
6. Department of Acute Internal Medicine and Geriatrics, Linköping University Hospital, Linköping, Sweden
7. Division of Diagnostics and Specialist Medicine, Department of Health, Medicine and Caring Sciences, Linköping University, Sweden