No abstract available
MeSH terms
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Adult
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Cross Infection / diagnosis
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Cross Infection / epidemiology
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Cross Infection / virology*
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Disease Outbreaks
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Female
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Hematology
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Hematopoietic Stem Cell Transplantation / adverse effects*
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Hospital Units
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Humans
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Influenza A Virus, H1N1 Subtype / isolation & purification*
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Influenza, Human / diagnosis
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Influenza, Human / epidemiology
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Influenza, Human / virology*
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Leukemia / virology*
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Male
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Middle Aged
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Radiography, Thoracic
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United States / epidemiology