Wako, Toshiyuki
Yoshida, Akiyo
Kato, Jun
Otsuka, Yuji
Ogawa, Shinichi
Kaneyoshi, Kohei
Takata, Hideaki
Fukui, Kiichi http://orcid.org/0000-0002-9156-819X
Article History
Received: 21 February 2020
Accepted: 11 May 2020
First Online: 2 June 2020
Competing interests
: The authors declare no competing interests.