No abstract available
Publication types
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Editorial
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Research Support, U.S. Gov't, P.H.S.
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Comment
MeSH terms
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Case-Control Studies
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Humans
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Myocardial Infarction / epidemiology*
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Nicotine / adverse effects
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Nicotinic Agonists / adverse effects
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Plants, Toxic*
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Smoking Prevention*
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Sweden / epidemiology
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Tobacco, Smokeless / adverse effects*
Substances
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Nicotinic Agonists
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Nicotine