No abstract available
MeSH terms
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Child
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Color Perception
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Day Care, Medical
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Discrimination Learning
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Education of Intellectually Disabled*
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Extinction, Psychological
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Female
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Generalization, Psychological*
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Humans
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Imitative Behavior*
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Male
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Reinforcement, Psychology
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Reinforcement, Verbal
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Set, Psychology
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Social Environment*
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Tape Recording
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Verbal Behavior
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Visual Perception