Komura, Shingo
Satake, Takashi
Goto, Atsushi
Aoki, Hitomi
Shibata, Hirofumi
Ito, Kenji
Hirakawa, Akihiro
Yamada, Yasuhiro
Akiyama, Haruhiko
Article History
Received: 26 August 2019
Accepted: 20 February 2020
First Online: 4 March 2020
Competing interests
: The authors declare no competing interests.