No abstract available
MeSH terms
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Adult
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Aged
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Anti-Bacterial Agents / therapeutic use
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Cross Infection / microbiology
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Humans
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Infant
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Infant, Newborn
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Lung Diseases, Obstructive / microbiology
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Moraxella catarrhalis* / isolation & purification
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Pneumonia, Bacterial / microbiology
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Prevalence
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Respiratory Tract Infections / drug therapy
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Respiratory Tract Infections / epidemiology*
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Respiratory Tract Infections / microbiology*
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Seasons