No abstract available
MeSH terms
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Animals
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Birds
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China
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Humans
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Influenza A virus* / classification
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Influenza in Birds / transmission
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Influenza in Birds / virology
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Influenza, Human / epidemiology
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Influenza, Human / prevention & control
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Influenza, Human / virology*
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Pandemics / prevention & control*
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Severe Acute Respiratory Syndrome
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Zoonoses / transmission