title: SECONDARY REINFORCEMENT VALUE OF STIMULI ASSOCIATED WITH SHOCK REDUCTION.
mesh_terms: D003213:Conditioning, Psychological; D004558:Electric Stimulation; D004597:Electroshock; D005239:Fear; D051381:Rats; D012054:Reinforcement, Psychology; D012106:Research
keywords: CONDITIONING (PSYCHOLOGY); ELECTRIC STIMULATION; ELECTROSHOCK; EXPERIMENTAL LAB STUDY; FEAR; RATS; REINFORCEMENT (PSYCHOLOGY)