Shiraishi, Toshio
Tominaga, Tetsuro
Nonaka, Takashi
Hamada, Kiyoaki
Araki, Masato
Sumida, Yorihisa
Takeshita, Hiroaki
Fukuoka, Hidetoshi
To, Kazuo
Tanaka, Kenji
Sawai, Terumitsu
Nagayasu, Takeshi
Article History
Received: 5 April 2020
Accepted: 25 February 2021
First Online: 22 March 2021
Competing interests
: The authors declare no competing interests.