[O3-4] Orthomyxo/Paramyxovirus

[O3-4-7] Characterizations of circulating influenza viruses in the 2021/22 season and selection of vaccine viruses for the 2022/23 season

*Shinji Watanabe¹, Noriko Kishida¹, Seiichiro Fujisaki¹, Kazuya Nakamura¹, Masayuki Shirakura¹, Emi Takashita¹, Aya Sato¹, Miki Akimoto¹, Hideka Miura¹, Hiroko Morita¹, Shiho Nagata¹, Hiromi Sugawara¹, Hideki Hasegawa¹, The influenza surveillance group of Japan² (1. National Institute of Infectious Diseases, 2. Public Health Institutes and Public Health Centers of Local Government and Clinics in Japan)