Modification by drugs of performance on simple schedules of positive reinforcement.
D000661:Amphetamine / Q000031:analogs & derivatives; D000662:Amphetamines; D006801:Humans; D007858:Learning; D010634:Phenobarbital / Q000494:pharmacology*; D012054:Reinforcement, Psychology
D000662:Amphetamines; D000661:Amphetamine; D010634:Phenobarbital
AMPHETAMINE/related compounds; LEARNING; PHENOBARBITAL/effects