References
- Alsaker FD, Flammer A. The adolescent experience: European and American adolescents in the 1990s. Erlbaum, Hillsdale, NJ 1999
- Barrett ME. Increases in marijuana use among eighth grade students in Texas. Substance Use & Misuse 1999; 34(12)1647–1663
- Cuijpers P. Effective ingredients of school-based drug prevention programs. A systematic review. Addictive Behaviors 2002; 27(2002)1009–1023
- Fergusson DM, Horwood LJ, Beautrais AL. Cannabis and educational achievement. Addiction 2003; 98(12)1681–1692
- Gilks, W. R., Richardson, S., & Spiegelhalter, D. J. (Eds.). (1996). Markov Chain Monte Carlo in practice. Interdisciplinary statistics. London: Chapman & Hall.
- Hibell B, Andersson B, Bjarnason T, Ahlström S, Balakireva O, Kokkevi A, et al. The ESPAD report 2003 – Alcohol and other drug use among students in 35 European countries. The Swedish Council for Information on Alcohol and Other Drugs, CAN, Council of Europe, Co-operation Group to Combat Drug Abuse and Illicit Trafficking in Drugs (Pompidou Group), Stockholm 2004
- Kalant H. Adverse effects of cannabis on health: An update of the literature since 1996. Progress in Neuro-Psychopharmacology and Biological Psychiatry 2004; 28(5)849–863
- Kumar R, O'Malley PM, Johnston LD, Schulenberg JE, Bachman JG. Effects of school-level norms on student substance use. Prevention Science 2002; 3(2)105–124
- Kuntsche EN, Delgrande Jordan M. Adolescent alcohol and cannabis use in relation to peer and school factors. Results of multilevel analyses. Drug and Alcohol Dependence 2006; 84: 167–174
- Lynskey M, Hall W. The effects of adolescent cannabis use on educational attainment: A review. Addiction 2000; 95(11)1621–1630
- Lynskey MT, Coffey C, Degenhardt L, Carlin JB, Patton GC. A longitudinal study of the effects of adolescent cannabis use on high school completion. Addiction 2003; 98(5)685–692
- Raudenbush S, Bryk AS. Hierarchical linear models: Applications and data analysis methods (2nd ed.). Sage Publications, Newbury Park, CA 2002
- Raudenbush SW, Bryk AS, Cheong YF, Congdon R, du Toit M. HLM 6: Hierarchical linear and nonlinear modelling. SSI Scientific Software International, Lincolnwood, IL 2004
- Steinberg L. Adolescence. McGraw-Hill, New York 2000
- Swaim RC. Individual and school level effects of perceived harm, perceived availability, and community size on marijuana use among 12th-grade students: A random effects model. Prevention Science 2003; 4(2)89–98
- Wagner FA, Anthony JC. Into the world of illegal drug use: Exposure opportunity and other mechanisms linking the use of alcohol, tobacco, marijuana, and cocaine. American Journal of Epidemiology 2002; 155(10)918–925
- World Medical Association (WMA). World medical association declaration of Helsinki. Ethical principles for medical research involving human subjects. WMA, Ferney-Voltaire 2002