No abstract available
MeSH terms
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Aged
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Aged, 80 and over
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Chronic Disease
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Enzyme-Linked Immunosorbent Assay
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Female
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Humans
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Interferon-gamma / deficiency*
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Lung Diseases / immunology*
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Lung Diseases / microbiology
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Male
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Middle Aged
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Mycobacterium Infections / immunology*