1. Department of Health and Rehabilitation, Institute of Neuroscience and Physiology, University of Gothenburg, Gothenburg, Sweden
2. Department of Physiotherapy, Skaraborgs Hospital Skövde, Skövde, Sweden
3. Department of Health Sciences, University West, Trollhättan, Sweden
4. Skaraborg Institute for Research and Development, Skövde, Sweden
5. Research and Development Centre, Skaraborg Hospital Skövde, Skövde, Sweden
6. Department of Physiotherapy, Sahlgrenska University Hospital, Gothenburg, Sweden