No abstract available
MeSH terms
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Aged
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Aged, 80 and over
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Early Detection of Cancer / economics
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Early Detection of Cancer / methods
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Early Detection of Cancer / standards*
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Humans
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Lung Neoplasms / diagnosis*
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Lung Neoplasms / economics
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Lung Neoplasms / epidemiology
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Lung Neoplasms / etiology*
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Mass Screening / economics
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Mass Screening / standards
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Middle Aged
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Practice Guidelines as Topic / standards*
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Risk Factors
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Smoking / adverse effects
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Smoking / epidemiology
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Smoking Cessation / statistics & numerical data
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United States / epidemiology