No abstract available
MeSH terms
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Adolescent
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Adult
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Age Factors
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Aged
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Brain Diseases / prevention & control*
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Brain Neoplasms / diagnosis
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Cardiovascular Diseases / prevention & control*
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Evaluation Studies as Topic
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Factor Analysis, Statistical
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Family Practice*
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Female
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Follow-Up Studies
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Humans
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Male
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Mass Screening
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Middle Aged
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Preventive Medicine*
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Primary Health Care
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Respiratory Tract Diseases / prevention & control*
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Smoking / complications
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Time Factors
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United States