Hintze, PharmD, T.D., Miller, PharmD, BCPS, BCPPS, FPPA, J.L., Neely, MPH, S.B., Lim, PharmD, MS, S.Y., Gupta, MD, FAAP, N. and Johnson, PharmD, BCPS, BCPPS, FPPA, FCCM, FASHP, P.N. 2023. Characterization of early versus late opioid iatrogenic withdrawal syndrome in critically ill children transitioning from fentanyl infusions to methadone. Journal of Opioid Management. 19, 1 (Jan. 2023), 43–56. DOI:https://doi.org/10.5055/jom.2023.0758.