Sellers, MD, PhD, FRCPC, E.M., Schuller, MSc, R., Romach, MD, M.K. and Horbay, PhD, G.L.A. 2006. Relative abuse potential of opioid formulations in Canada: A structured field study. Journal of Opioid Management. 2, 4 (Jul. 2006), 219–227. DOI:https://doi.org/10.5055/jom.2006.0034.