Expand your reading list by checking out some of these useful journal articles.

Cerdá, M., Moffitt, T.E., Meier, M.H., et al. (2016) ‘Persistent cannabis dependence and alcohol dependence represent risks for midlife economic and social problems: a longitudinal cohort study’, Clinical Psychological Science, 4(6): 1028–1046.

Kaar, S.J., Ferris, J., Waldron, J., et al. (2016) ‘Up: the rise of nitrous oxide abuse. an international survey of contemporary nitrous oxide use’, Journal of Psychopharmacology, 30(4): 395–401.

Osborne, G.B. and Fogel, C. (2016) ‘Perspectives on cannabis legalization among Canadian recreational users’, Contemporary Drug Problems, 44(1): 12–31.