Review
Open access
Jul 2026
Genomic and Antigenic Evolution of Influenza A(H3N2) After the COVID-19 Era: A Scoping Review with Focus on J and K Subclades and Implications for Vaccine Effectiveness
A scoping review was conducted across six databases in January 2026, including studies on genomic surveillance, antigenic characterization, and vaccine effectiveness (VE), which indicated diminished VE against drifted strains, though no consistent increase in clinical severity was observed.
A. Cianciulli, E. Santoro, S. Esposito et al.
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