Matsumoto, Shinji https://orcid.org/0000-0003-1804-264X
Yamamichi, Taku https://orcid.org/0000-0002-9188-3958
Shinzawa, Koei https://orcid.org/0000-0003-3767-428X
Kasahara, Yuuya
Nojima, Satoshi
Kodama, Takahiro https://orcid.org/0000-0002-6250-1324
Obika, Satoshi https://orcid.org/0000-0002-6842-6812
Takehara, Tetsuo
Morii, Eiichi
Okuyama, Hiroomi
Kikuchi, Akira https://orcid.org/0000-0003-3378-9522
Article History
Received: 12 October 2018
Accepted: 18 July 2019
First Online: 28 August 2019
Competing interests
: The authors declare no competing interests.