The Dutch Cannabis Dependence (CanDep) study on the course of frequent cannabis use and dependence: objectives, methods and sample characteristics

por van der Pol, Peggy, Liebregts, Nienke, de Graaf, Ron, Korf, Dirk J., van den Brink, Wim, van Laar, Margriet
Publicado 2011

The Role of Study and Work in Cannabis Use and Dependence Trajectories among Young Adult Frequent Cannabis Users

por Liebregts, Nienke, van der Pol, Peggy, Van Laar, Margriet, de Graaf, Ron, van den Brink, Wim, Korf, Dirk J.
Publicado 2013