1. Department of Public Health Sciences Karolinska Institutet Stockholm Sweden
2. Swedish Council for Information on Alcohol and Drugs (CAN) Stockholm Sweden
3. Department of Clinical Neurosciences Karolinska Institutet Stockholm Sweden
4. Department of Public Health Sciences University of Copenhagen, Section of Social Medicine Copenhagen Denmark
5. National Institute of Public Health University of Southern Denmark Odense Denmark
6. The Norwegian Institute of Public Health, Centre for Disease Burden Oslo/Bergen Norway
7. Department of Global Public Health and Primary Care University of Bergen, Bergen Norway
8. Department of Health Statistics The Norwegian Institute of Public Health, Oslo Norway
9. Department of Health Management and Health Economics University of Oslo, Oslo Norway
10. Columbia University New York NY USA
11. Alcohol and Drugs Unit National Institute for Health and Welfare, Helsinki Finland
12. Institute for Health Metrics and Evaluation University of Washington Seattle WA USA