title: Striatal asymmetry and morphine reinforcement.
mesh_terms: D000818:Animals; D002421:Caudate Nucleus / Q000502:physiology; D003342:Corpus Striatum / Q000187:drug effects*; D004292:Dominance, Cerebral / Q000187:drug effects*; D005260:Female; D006801:Humans; D009020:Morphine / Q000494:pharmacology*; D051381:Rats; D012054:Reinforcement, Psychology; D013239:Stereotyped Behavior / Q000187:drug effects
chemical_list: D009020:Morphine