Hamann, PhD, MD, Scott, and Paul Sloan, MD. “Oral Naltrexone to Enhance Analgesia in Patients Receiving Continuous Intrathecal Morphine for Chronic Pain: A Randomized, Double-Blind, Prospective Pilot Study”. Journal of Opioid Management 3, no. 3 (May 1, 2007): 137–144. Accessed April 27, 2024. https://wmpllc.org/ojs/index.php/jom/article/view/1178.