No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Bronchitis / genetics
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Chronic Disease
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Humans
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Lung Diseases, Obstructive / genetics*
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Male
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Middle Aged
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Phenotype*
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Pulmonary Emphysema / genetics
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Smoking / complications
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alpha 1-Antitrypsin Deficiency*