No abstract available
MeSH terms
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Adolescent
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Adult
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American Medical Association*
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Attitude of Health Personnel*
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Child
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Humans
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Smoking / adverse effects*
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Smoking / legislation & jurisprudence
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Smoking Prevention
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Tobacco Smoke Pollution / adverse effects*
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Tobacco Smoke Pollution / legislation & jurisprudence
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Tobacco Smoke Pollution / prevention & control
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United States