No abstract available
MeSH terms
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B-Lymphocytes / immunology*
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Global Health
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Humans
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Immunity, Cellular / physiology*
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Morbidity / trends
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Prognosis
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Pulmonary Disease, Chronic Obstructive / epidemiology
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Pulmonary Disease, Chronic Obstructive / immunology*
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Pulmonary Disease, Chronic Obstructive / pathology
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Respiratory Mucosa / immunology
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Respiratory Mucosa / pathology
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T-Lymphocytes / immunology*