Influence of shaping procedures and sche
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Donald A. Overton
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Article
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1979
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Springer
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English
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Rats were trained to discriminate phenobarbital (50 mg/kg) vs saline in a two-bar, thirst-motivated operant drug discrimination task. Presses on bar 1 were reinforced when the rat was drugged and presses on bar 2 when not drugged. Several shaping procedures and schedules of reinforcement were compar