View source for H7N4

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'''H7N4''' is a subtype of the species [[Influenzavirus A| Influenza A virus]] (sometimes called [[Avian flu|bird flu]] virus).

A highly pathogenic strain of it caused a minor [[flu]] outbreak in 1997 in New South Wales, Australia in chicken. <ref>[http://www.who.int/csr/don/2004_03_02/en/ WHO]</ref>

==Sources==
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{{Influenza}}


[[Category:Influenza]]
[[Category:Viruses]]
[[Category:Infectious disease]]



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