1. Division of Habilitation, Telemark Hospital Trust, Skien, Norway
2. Research Center for Habilitation and Rehabilitation Services and Models (CHARM), Department of Public Health, Institute of Health and Society, Faculty of Medicine, University of Oslo, Oslo, Norway
3. University Health Care Research Centre, Faculty of Medicine and Health, Örebro University, Örebro, Sweden
4. Faculty of Health and Social Sciences, Inland Norway University of Applied Sciences, Elverum, Norway
5. NorCP, Department of Clinical Neurosciences for Children, Oslo University Hospital, Oslo, Norway
6. Department of Research, Telemark Hospital Trust, Skien, Norway