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van Leeuwen, Andrea Prince and Verhulst, Frank C and Reijneveld, Sijmen A and Vollebergh, Wilma A M and Ormel, Johan and Huizink, Anja C (2011) Can the gateway hypothesis, the common liability model and/or, the route of administration model predict initiation of cannabis use during adolescence? A survival analysis--the TRAILS study. Journal of Adolescent Health , 48 , (1) , pp. 73-8.
Jansen, Denielle EMC and Visser, Annemieke and Vervoort, Johanna PM and van der Pol, Simon and Kocken, Paul and Reijneveld, Sijmen A and Michaud, Pierre Andre (2018) School and adolescent health services in 30 European countries: a description of structure and functioning, and of health outcomes and costs. Brussels: European Commission.