Ruan, MD, X., Chen, MD, PhD, T., Gudin, MD, J., Couch, MD, J.P. and Chiravuri, MD, S. 2018. Acute opioid withdrawal precipitated by ingestion of crushed Embeda (morphine extended release with sequestered naltrexone): Case report and the focused review of the literature. Journal of Opioid Management. 6, 4 (Jan. 2018), 300–303. DOI:https://doi.org/10.5055/jom.2010.0028.