1. Department of Health and Rehabilitation; Unit of Physiotherapy; Institute of Neuroscience and Physiology; Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
2. Division of Physiotherapy; Department of Medical and Health Sciences; Linköping University; Linköping Sweden
3. Primary Health Care; Skurup Region Skåne Sweden
4. Primary Health Care; Lund Region Skåne Sweden
5. Private Clinic ‘Friskispraktiken’; Stockholm Sweden
6. Department of Physical and Occupational Therapy; Sahlgrenska University Hospital; Gothenburg Sweden