1. Department Health and Function, Faculty of Health and Social Sciences, Western Norway University of Applied Sciences, Bergen, Norway;
2. Department of Health Sciences, Division of Physiotherapy, Lund University, Lund, Sweden;
3. Department of Health Sciences, Division of Physiotherapy, Luleå University, Luleå, Sweden;
4. Murcia University Research Group in Physiotherapy and Health Promotion, Regional Campus of International Excellence “Campus Mare Nostrum”, Murcia, Spain;
5. Department of Journalism and Communication, University Carlos III of Madrid, Madrid, Spain;
6. Research Group of Health Sciences CTS-451, University of Almeria, Almeria, Spain