No abstract available
Publication types
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Research Support, U.S. Gov't, Non-P.H.S.
MeSH terms
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Age Factors
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Aged
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Cross Infection / epidemiology*
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Disease Outbreaks / epidemiology*
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Disease Reservoirs
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Erythromycin / therapeutic use
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Hospitals, Veterans
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Humans
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Legionnaires' Disease / epidemiology*
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Middle Aged
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Pennsylvania