Kusagawa, Shigeru
Kawana-Tachikawa, Ai
Matsubayashi, Keiji
Hoshi, Yuji
Ishimaru, Ken
Hamaguchi, Isao
Article History
Received: 24 November 2020
Accepted: 3 June 2021
First Online: 14 June 2021
Declarations
:
: The information of the specimens was anonymized and a decoding index was not created. Ethical approval was obtained from the Ethical Committee of the National Institute of Infectious Diseases (No. 1082).
: Not applicable.
: The authors declare that they have no competing interests.