No abstract available
MeSH terms
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Age Factors
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Aged
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Aging / drug effects
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Attention / drug effects
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Bender-Gestalt Test
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Cognition / drug effects*
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Dihydroxyphenylalanine / administration & dosage*
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Dihydroxyphenylalanine / therapeutic use
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Female
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Flicker Fusion
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Humans
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Male
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Middle Aged
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Parkinson Disease / drug therapy*
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Perception / drug effects*
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Psychological Tests
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Time Factors
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Wechsler Scales