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Genetic characterization and zoonotic potential of G1-Lineage H9N2 avian influenza viruses isolated from poultry in Pakistan, 2023

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The H9N2 subtype of avian influenza A virus has been endemic in poultry populations across Asia and the Middle East, posing ongoing economic and public health concerns. Since their initial detection in Pakistan in the 1990s, H9N2 viruses have caused repeated o... ...