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United States
Risk Factors
Prospective Studies
Incidence
Risk
Multivariate Analysis
Prevalence
Cohort Studies
Physicians
Cardiovascular Diseases
Coronary Disease
Neoplasms
Macular Degeneration
Smoking
Alcohol Drinking
SEER Program
Questionnaires
Double-Blind Method
Nutrition Surveys
Aspirin
Co-Publications
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