Takashita E, Abe T, Morita H, Nagata S, et al. Influenza A(H1N1)pdm09 virus exhibiting reduced susceptibility to baloxavir due
to a PA E23K substitution detected from a child without baloxavir treatment. Antiviral Res 2020 Jun 20:104828. doi: 10.1016/j.antiviral.2020.104828.
PMID: 32574689