ميكانيكية الإدمان في كيمياء الدماغ
المصادر Never Enough By Judith Grisel https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2851054/ https://nida.nih.gov/publications/research-reports/cocaine/what-are-some-ways-cocaine-changes-brain https://addiction.surgeongeneral.gov/sites/default/files/chapter-2-neurobiology.pdf https://www.researchgate.net/figure/Heroin-addiction-contrasted-with-methadone-maintenance-A-Difference-in-plasma-protein_fig1_336223520
