Kameoka, Hiromu https://orcid.org/0000-0002-7246-2242
Tsutsui, Ippo
Saito, Katsuharu https://orcid.org/0000-0003-2557-1726
Kikuchi, Yusuke
Handa, Yoshihiro
Ezawa, Tatsuhiro https://orcid.org/0000-0001-6188-7635
Hayashi, Hideo
Kawaguchi, Masayoshi https://orcid.org/0000-0002-1032-6261
Akiyama, Kohki https://orcid.org/0000-0002-9171-9058
Article History
Received: 8 November 2017
Accepted: 10 May 2019
First Online: 24 June 2019
Competing interests
: The authors declare no competing interests.