No abstract available
Publication types
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, Non-P.H.S.
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Research Support, U.S. Gov't, P.H.S.
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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Epidemiologic Methods
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Female
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Humans
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Male
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Middle Aged
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Public Health*
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Sex Factors
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Smoking Prevention*
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United States