No abstract available
MeSH terms
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Bacteria / growth & development*
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Bacteria / isolation & purification
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Cross Infection / epidemiology
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Cross Infection / etiology*
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Cross Infection / prevention & control
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Cross Infection / transmission*
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Dental Plaque / microbiology*
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Humans
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Lung / microbiology
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Oral Hygiene
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Oropharynx / microbiology*
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Pneumonia / epidemiology
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Pneumonia / etiology*
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Pneumonia / prevention & control