No abstract available
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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Atrophy / pathology
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Bronchi / pathology*
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Bronchitis / etiology
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Bronchitis / pathology
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Cartilage / pathology*
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Female
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Humans
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Lung Diseases, Obstructive / etiology
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Lung Diseases, Obstructive / pathology*
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Male
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Middle Aged
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Pulmonary Emphysema / etiology
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Pulmonary Emphysema / pathology
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Sex Factors