title: Addiction and the brain--Part I.
mesh_terms: D000818:Animals; D001921:Brain / Q000503:physiopathology*; D004298:Dopamine / Q000502:physiology; D006801:Humans; D051379:Mice; D009042:Motivation; D051381:Rats; D012008:Recurrence; D013375:Substance Withdrawal Syndrome; D019966:Substance-Related Disorders / Q000503:physiopathology* / Q000523:psychology
chemical_list: D004298:Dopamine