No abstract available
Publication types
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Letter
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Research Support, N.I.H., Extramural
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Research Support, Non-U.S. Gov't
MeSH terms
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Animals
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China / epidemiology
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Humans
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Influenza A Virus, H7N9 Subtype / isolation & purification*
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Influenza in Birds / virology
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Influenza, Human / epidemiology
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Influenza, Human / transmission*
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Influenza, Human / virology*
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Poultry*
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Risk
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Seasons*