No abstract available
MeSH terms
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Animals
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Birds
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Evolution, Molecular*
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Hemagglutinin Glycoproteins, Influenza Virus / genetics*
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Humans
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Influenza A virus / genetics*
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Influenza A virus / pathogenicity*
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Influenza in Birds / transmission
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Influenza in Birds / virology*
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Influenza, Human / virology
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Poultry
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Virulence
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Virulence Factors / genetics*
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Zoonoses / transmission
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Zoonoses / virology
Substances
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Hemagglutinin Glycoproteins, Influenza Virus
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Virulence Factors