title: SECONDARY REINFORCEMENT STRENGTH AND PRIMARY REINFORCEMENT SCHEDULE: SINGLE GROUP TECHNIQUE.
mesh_terms: D035843:Biomedical Research; D009042:Motivation; D051381:Rats; D012055:Reinforcement Schedule; D012054:Reinforcement, Psychology; D012106:Research
keywords: EXPERIMENTAL LAB STUDY; MOTIVATION; RATS; REINFORCEMENT (PSYCHOLOGY)