Sonehara, Takafumi
Yagi, Koshi
Takeshita, Hiroyuki
Aoki, Kazumasa
Aoki, Shogo
Otofuji, Yo-ichiro http://orcid.org/0000-0002-0594-7821
Itaya, Tetsumaru
Article History
Received: 28 August 2019
Accepted: 10 February 2020
First Online: 2 March 2020
Competing interests
: The authors declare no competing interests.