Avian influenza refers to the disease caused by infection with avian (bird) influenza (flu) Type A viruses Tags: avian influenza, bird flu, type A viruses, wild aquatic birds, domestic poultry, avian flu viruses, h5n1 virus, h7n9 virus, asian HPAI H5N1
Posted: 9 years, 5 month(s) ago
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