No abstract available
Publication types
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Clinical Trial
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Comparative Study
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Adult
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Aged
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Biopsy
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Carcinoma / pathology
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Cell Movement
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Chronic Disease
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Clinical Trials as Topic
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Double-Blind Method
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Female
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Humans
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Leukocyte Count
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Lung / pathology*
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Lung Neoplasms / pathology
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Lymphocytes / pathology*
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Macrophages / pathology*
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Male
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Middle Aged
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Pulmonary Fibrosis / pathology*
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Smoking