McCann, MD, S., Yaksh, PhD, T. L., & von Gunten, MD, PhD, C. F. (2018). Correlation between myoclonus and the 3-glucuronide metabolites in patients treated with morphine or hydromorphone: A pilot study. Journal of Opioid Management, 6(2), 87–94. https://doi.org/10.5055/jom.2010.0008