1. Abbey, A., Smith, M. J., & Scott, R. O. (1993). The relationship between reasons for drinking alcohol and alcohol consumption: An interactional approach. Addictive Behaviors, 18(6), 659–670.
2. Achenbach, T. M. (1991). Manual for the Youth Self-report and 1991 Profile: Department of Psychiatry, University of Vermont Burlington, VT.
3. Agrawal, A., Nelson, E. C., Bucholz, K. K., Tillman, R., Grucza, R. A., Statham, D. J., Madden, P. A., Martin, N. G., Heath, A. C., & Lynskey, M. T. (2017). Major depressive disorder, suicidal thoughts and behaviours, and cannabis involvement in discordant twins: A retrospective cohort study. The Lancet Psychiatry, 4(9), 706–714.
4. Allison, P. D. (2009). Fixed effects regression models. Thousand Oaks: Sage.
5. Angold, A., Costello, E. J., Messer, S. C., Pickles, A., Winder, F., & Silver, D. (1995). Development of a short questionnaire for use in epidemiological studies of depression in children and adolescents. International Journal of Methods in Psychiatric Research, 5, 237–249.