title: Motility effects of methamphetamine in rats chronically treated with morphine.
mesh_terms: D000818:Animals; D006801:Humans; D008297:Male; D008694:Methamphetamine / Q000494:pharmacology*; D009021:Morphine Dependence / Q000523:psychology*; D009043:Motor Activity / Q000187:drug effects*; D051381:Rats; D013239:Stereotyped Behavior / Q000187:drug effects
chemical_list: D008694:Methamphetamine