Yamashiro, Takanori
Shiraishi, Akira http://orcid.org/0000-0003-3456-3074
Satake, Honoo http://orcid.org/0000-0003-1165-3624
Nakayama, Koji
Article History
Received: 18 June 2019
Accepted: 20 November 2019
First Online: 3 December 2019
Competing interests
: The authors declare no competing interests.