Hughes, J. R. (1999, September 1). Marijuana withdrawal among adults
seeking treatment for
marijuana dependence. Addiction, 94, 1311-1322.
Copeland, J., Swift, W., & Rees, V. (2001 January). Clinical profile of participants in a brief intervention program for cannabis use disorder. Journal of Substance Abuse Treatment, 20(1), 45-52.
Cui, S.S., Gu, G.B., Hannesson, D.K., Yu, P.H., & Zhang, X. (2001, December 15).