Larochelle, MD, MPH, Marc R., Noelle M. Cocoros, DSc, MPH, Jennifer Popovic, DVM, MA, Elizabeth C. Dee, MPH, Cynthia Kornegay, PhD, Jing Ju, PharmD, PhD, and Judith A. Racoosin, MD, MPH. 2017. “Opioid Tolerance and Urine Drug Testing Among Initiates of Extended-Release or Long-Acting Opioids in Food and Drug Administration’s Sentinel System”. Journal of Opioid Management 13 (5):315-27. https://doi.org/10.5055/jom.2017.0407.