No abstract available
MeSH terms
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Adolescent
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Adult
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Bacopa* / chemistry
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Cognition / drug effects*
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Cognition / physiology
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Double-Blind Method
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Drug Combinations
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Ginkgo biloba* / chemistry
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Humans
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Plant Extracts / administration & dosage
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Plant Extracts / isolation & purification
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Plant Leaves / chemistry
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Plant Stems / chemistry
Substances
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Drug Combinations
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Plant Extracts