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Risk Factors
Cohort Studies
Proportional Hazards Models
Longitudinal Studies
Cross-Sectional Studies
Incidence
Prospective Studies
Logistic Models
Socioeconomic Factors
Prevalence
Dementia
Cardiovascular Diseases
Alzheimer's Disease
Cognition Disorders
United States
Ginkgo biloba
European Continental Ancestry Group
Questionnaires
Double-Blind Method
Cognition
Co-Publications
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