Emergence and spread of NA-I223V and NA-S247N double-mutant A(H1N1)pdm09 influenza viruses with reduced oseltamivir susceptibility in the Netherlands and beyond, 2023 to 2026. (eurosurveillance.org)

Authors: Felix Garza Z … Meijer A Journal: Eurosurveillance Published: 2026-09-01 DOI: https://doi.org/10.2807/1560-7917.ES.2026.31.36.2600733