title: Effects of various drugs on behavioral contrast using a double-crossover procedure.
mesh_terms: D000654:Amobarbital / Q000494:pharmacology; D000818:Animals; D014151:Anti-Anxiety Agents / Q000494:pharmacology; D000928:Antidepressive Agents / Q000494:pharmacology; D002707:Chlordiazepoxide / Q000494:pharmacology; D002746:Chlorpromazine / Q000494:pharmacology; D003216:Conditioning, Operant / Q000187:drug effects*; D003913:Dextroamphetamine / Q000494:pharmacology; D003975:Diazepam / Q000494:pharmacology; D011619:Psychotropic Drugs / Q000494:pharmacology*; D051381:Rats; D012055:Reinforcement Schedule; D012201:Reward
chemical_list: D014151:Anti-Anxiety Agents; D000928:Antidepressive Agents; D011619:Psychotropic Drugs; D002707:Chlordiazepoxide; D000654:Amobarbital; D003975:Diazepam; D003913:Dextroamphetamine; D002746:Chlorpromazine