1. School of Sport, Exercise and Rehabilitation Sciences; University of Birmingham; Birmingham B15 2TT UK
2. School of Health and Social Care; University of Greenwich; London SE9 2UG UK
3. University Psychiatric Centre; KU Leuven; Leuvensesteenweg 517 B-3070 Kortenberg Belgium
4. Department of Neurosciences; KU Leuven; Leuvensesteenweg 517 B-3070 Kortenberg Belgium
5. Department of Rehabilitation Sciences; KU Leuven; Tervuursevest 101 B-3001 Leuven Belgium
6. Department of Health Sciences, Division of Physiotherapy; Lund University; Lund Sweden
7. Faculty of Health and Social Sciences, Department of Occupational Therapy, Physiotherapy and Radiography; Bergen University College; Bergen Norway
8. University Carlos III of Madrid; Madrid Spain
9. Spanish Association of Physiotherapists in Mental Health; Madrid Spain