Talib, Noor H., Maysaa J. Majeed, and Maher M. Hussein. 2025. “Beta-Endorphin and Serotonin Levels in Individuals With Methamphetamine Use Disorder”. Journal of the Faculty of Medicine Baghdad 67 (No. 2): 240-44. https://doi.org/10.32007/jfacmedbaghdad3121.