1. District Psychiatric Center Nedre Romerike, Akershus University Hospital
2. University of Oslo, Department of psychology
3. Health Services Research Unit, Akershus University Hospital
4. Department of psychology, University of Oslo
5. Faculty of Medicine, Dalhousie University
6. Research and Development Department, Division of Mental Health Services, Akershus University Hospital and Centre of Medical Ethics, Faculty of Medicine, University of Oslo