No abstract available
MeSH terms
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Age Factors
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Disease Susceptibility
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Estrogens / metabolism
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Female
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Humans
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Pulmonary Disease, Chronic Obstructive / epidemiology
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Pulmonary Disease, Chronic Obstructive / etiology*
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Pulmonary Disease, Chronic Obstructive / metabolism
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Severity of Illness Index
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Sex Factors
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Smoking / adverse effects*
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Smoking / epidemiology
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Smoking / metabolism