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Laboratory procedures serological detection of avian influenza
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Influenza A is caused by specified viruses that are ...
www.oie.intInfluenza A is caused by specified viruses that are members of the family Orthomyxoviridae and placed in the genus Alphainfluenzavirus (Influenzavirus A or influenza A virus).There are seven influenza genera but only influenza A viruses are known to infect birds.