1. Ågren, G., Anderzon, K., Berglund, E., & Dundar, A. (1993). Narkotika i Stockholm (Narcotics in Stockholm) (Report, 17). Stockholm: FoU-byrån, Socialtjänsten.
2. The SWEDATE-project;Berglund;Journal of Substance Abuse Treatment,1991
3. An update on the Millon Clinical Multiaxial Inventory (MCMI);Dana;Journal of Clinical Psychology,1988
4. Prevalence and predictors of psychopathology among opioid users;Darke;British Journal of Addiction,1992
5. Male and female drug abusers;De Leon;American Journal of Drug and Alcohol Abuse,1981