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Volume 25, Number 11—November 2019

Human-to-Human Transmission of Influenza A(H3N2) Virus with Reduced Susceptibility to Baloxavir, Japan, February 2019

Emi TakashitaComments to Author , Masataka Ichikawa, Hiroko Morita, Rie Ogawa, Seiichiro Fujisaki, Masayuki Shirakura, Hideka Miura, Kazuya Nakamura, Noriko Kishida, Tomoko Kuwahara, Hiromi Sugawara, Aya Sato, Miki Akimoto, Keiko Mitamura, Takashi Abe, Masahiko Yamazaki, Shinji Watanabe, Hideki Hasegawa, and Takato Odagiri
Author affiliations: National Institute of Infectious Diseases, Tokyo, Japan (E. Takashita, H. Morita, R. Ogawa, S. Fujisaki, M. Shirakura, H. Miura, K. Nakamura, N. Kishida, T. Kuwahara, H. Sugawara, A. Sato, M. Akimoto, S. Watanabe, H. Hasegawa, T. Odagiri); Ichikawa Children’s Clinic, Kanagawa, Japan (M. Ichikawa); Eiju General Hospital, Tokyo (K. Mitamura); Abe Children’s Clinic, Kanagawa (T. Abe); Zama Children’s Clinic, Kanagawa (M. Yamazaki)

Main Article

Table 1

Influenza viruses with I38 substitutions in polymerase acidic protein, Japan, 2018–19*

Influenza type or subtype Total frequency Age group, y
0–11 12–19 20–64 >65 Unknown
A(H1N1)pdm09 5/323 (1.5) 4/230 (1.7) 1/35 (2.9) 0/41 0/14 0/3
A(H3N2) 32/337 (9.5) 26/215 (12.1) 5/45 (11.1) 1/54 (1.9) 0/16 0/7
B 0/36 0/21 0/7 0/6 0/1 0/1

*Values are no./total (%).

Main Article

Page created: October 16, 2019
Page updated: October 16, 2019
Page reviewed: October 16, 2019
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