title: Effects of d-amphetamine and secobarbital on key press rates in normal humans.
mesh_terms: D000328:Adult; D000661:Amphetamine / Q000494:pharmacology; D003216:Conditioning, Operant / Q000187:drug effects*; D003913:Dextroamphetamine / Q000494:pharmacology*; D005260:Female; D006801:Humans; D008297:Male; D010919:Placebos; D011930:Reaction Time / Q000187:drug effects*; D012055:Reinforcement Schedule; D012201:Reward; D012631:Secobarbital / Q000494:pharmacology*
chemical_list: D010919:Placebos; D012631:Secobarbital; D000661:Amphetamine; D003913:Dextroamphetamine