Brands, B., Paglia-Boak, A., Sproule, B. A., Leslie, K., & Adlaf, E. M. (2010). Nonmedical use of opioid analgesics among Ontario students. College of Family Physicians of Canada.

Brands, Bruna, Angela Paglia-Boak, Beth A. Sproule, Karen Leslie, a Edward M. Adlaf. Nonmedical Use of Opioid Analgesics Among Ontario Students. College of Family Physicians of Canada, 2010.

Brands, Bruna, et al. Nonmedical Use of Opioid Analgesics Among Ontario Students. College of Family Physicians of Canada, 2010.