No abstract available
MeSH terms
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Canada
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Germany
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History, 19th Century
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History, 20th Century
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Humans
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Moraxella catarrhalis* / classification
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Moraxella catarrhalis* / pathogenicity
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Pneumonia / history*
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Pneumonia / microbiology
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Respiratory Tract Infections / history*
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Respiratory Tract Infections / microbiology
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United States