Rauck, MD, R.L., Bookbinder, MD, S.A., Bunker, MD, T.R., Alftine, MD, C.D., Ghalie, MD, R., Negro-Vilar, MD, PhD, A., de Jong, MD, E. and Gershon, MD, S. 2006. The ACTION study: A randomized, open-label, multicenter trial comparing once-a-day extended-release morphine sulfate capsules (AVINZA®) to twice-a-day controlled-release oxycodone hydrochloride tablets (OxyContin®) for the treatment of chronic, moderate to severe low back pain. Journal of Opioid Management. 2, 3 (May 2006), 155–166. DOI:https://doi.org/10.5055/jom.2006.0025.