No abstract available
MeSH terms
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Aged
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Aged, 80 and over
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Alzheimer Disease / diagnosis
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Alzheimer Disease / drug therapy*
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Alzheimer Disease / epidemiology
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China / epidemiology
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Clinical Trials as Topic
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Cross-Cultural Comparison
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Cross-Sectional Studies
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Dementia / diagnosis
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Dementia / drug therapy*
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Dementia / epidemiology
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Female
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Humans
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Incidence
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Male
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Middle Aged
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Nootropic Agents / adverse effects
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Nootropic Agents / therapeutic use*
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Practice Guidelines as Topic