Kobayashi, Kazuo
Hatori, Nobuo
Sakai, Hiroyuki
Furuki, Takayuki
Miyakawa, Masaaki
Tamura, Kouichi
Sato, Kazuyoshi
Kanamori, Akira
Article History
Received: 10 January 2021
Revised: 22 February 2021
Accepted: 31 March 2021
First Online: 12 July 2021
Compliance with ethical standards
:
: The authors declare no competing interests.
Free to read: This content has been made available to all.