No abstract available
MeSH terms
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Adult
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Analysis of Variance
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Free Association / drug effects
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Hallucinogens / pharmacology*
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Humans
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Male
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Perception / drug effects*
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Phenethylamines / pharmacology*
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Psychological Tests
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Serial Learning / drug effects
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Time Factors
Substances
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Hallucinogens
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Phenethylamines