title: Alcohol and marihuana: a comparison of effects on a temporally controlled operant in humans.
mesh_terms: D000328:Adult; D002188:Cannabis / Q000008:administration & dosage / Q000494:pharmacology*; D003216:Conditioning, Operant / Q000187:drug effects*; D013759:Dronabinol; D000431:Ethanol / Q000008:administration & dosage / Q000097:blood / Q000494:pharmacology*; D005059:Euphoria / Q000187:drug effects; D005246:Feedback; D005260:Female; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008297:Male; D008517:Phytotherapy; D012055:Reinforcement Schedule; D013997:Time Factors
chemical_list: D000431:Ethanol; D013759:Dronabinol