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Article
The episodic resurgence of highly pathogenic avian influenza H5 virus
Highly pathogenic avian influenza (HPAI) H5N1 activity has intensified globally since 2021, increasingly causing mass mortality in wild birds and poultry and incidental infections in mammals1–3. However, the ecol...
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Article
Open AccessResurgence of Omicron BA.2 in SARS-CoV-2 infection-naive Hong Kong
Hong Kong experienced a surge of Omicron BA.2 infections in early 2022, resulting in one of the highest per-capita death rates of COVID-19. The outbreak occurred in a dense population with low immunity towards...
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Article
Open AccessPublisher Correction: Sudden emergence of human infections with H7N9 avian influenza A virus in Hubei province, central China
A correction to this article has been published and is linked from the HTML and PDF versions of this paper. The error has been fixed in the paper.
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Article
Open AccessSudden emergence of human infections with H7N9 avian influenza A virus in Hubei province, central China
There have been five waves of H7N9 avian influenza virus (AIV) infection in humans since its initial emergence in China in 2013, posing a significant threat to public health. Hubei province was free local tran...