title: Ethanol reinforced lever pressing of rats: the role of gender.
mesh_terms: D000818:Animals; D003216:Conditioning, Operant / Q000187:drug effects*; D000431:Ethanol / Q000097:blood / Q000494:pharmacology*; D005260:Female; D008297:Male; D051381:Rats; D011919:Rats, Inbred Strains; D012054:Reinforcement, Psychology; D012737:Sex Factors; D013997:Time Factors
chemical_list: D000431:Ethanol