Molecular epidemiologic characteristics of hemagglutinin from five waves of avian influenza A (H7N9) virus infection, from 2013 to 2017, in Zhejiang Province, China.

Arch Virol · 2021 · PMC8616886 · PMID 34595553

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an increasing trendno p-value reported

The mutation fractions of SNPs among the waves all showed an increasing trend with time, but with different origins, ranging from wave 1 to wave 5.

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