Boltunova, MD, A., White, MD, MS, R. S., Noori, MD, S., Chen, BA, S. A., Gaber-Baylis, BA, L. K., & Weinberg, MD, R. (2019). Pre-existing opioid use disorder and postoperative outcomes after appendectomy or cholecystectomy: A multi-state analysis, 2007-2014. Journal of Opioid Management, 15(3), 235–251. https://doi.org/10.5055/jom.2019.0507