Jain, R., P. Mandal, and S. Rana. “An Efficient LC-QTOF-Mass Spectrometry Method for Monitoring Naltrexone Compliance in Urine of Opioid-Dependent Subjects”. Journal of Opioid Management, vol. 20, no. 1, Feb. 2024, pp. 5-9, doi:10.5055/jom.0841.