All H3N2 subclade K articles
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NewsNew flu strain underscores urgent need for vigilance, vaccination, and investment in virus science
Virologists have issued a statement on the emergence of a new influenza A (H3N2) variant known as H3N2 subclade K that is spreading rapidly and may contribute to a more intense flu season worldwide. Public health agencies have reported sharp week-over-week increases in cases driven by this subclade.