Masuyama, Kiyoshi
Higo, Tomoaki
Lee, Jong-Kook
Matsuura, Ryohei
Jones, Ian
Bakal, Chris
Higo, Shuichiro
Morimoto, Sachio
Miyagawa, Shigeru
Sawa, Yoshiki
Sakata, Yasushi
Article History
Received: 21 December 2020
Accepted: 1 July 2021
First Online: 19 July 2021
Competing interests
: The authors declare no competing interests.