1. Department of Welfare and Participation, Western Norway University of Applied Sciences, Sogndal, Norway
2. Centre for Alcohol and Drug Research (KORFOR), Stavanger University Hospital, Stavanger, Norway
3. Department of Psychiatry, District General Hospital of Førde, Førde, Norway
4. Department of Health and Caring Sciences, Western Norway University of Applied Sciences, Førde, Norway
5. Department of Social Studies, University of Stavanger, Stavanger, Norway