Effects of H1-receptor antagonists on re
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Jonathan L. Katz; Steven R. Goldberg
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Article
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1986
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Springer
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English
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Squirrel monkeys were trained to press a key under a two-component schedule of food presentation. In the presence of either green or red stimulus lights, the 30th response produced a food pellet (fixed-ratio schedule). During the red stimulus lights (punishment component), the first response of each