Ishiyama, Ken http://orcid.org/0000-0002-6189-0620
Aoki, Jun
Itonaga, Hidehiro http://orcid.org/0000-0003-1438-3623
Uchida, Naoyuki
Takahashi, Satoshi
Ohno, Yuju
Matsuhashi, Yoshiko
Sakura, Toru
Onizuka, Makoto
Miyakoshi, Shigesaburo
Takanashi, Minoko
Fukuda, Takahiro
Atsuta, Yoshiko
Nakao, Shinji
Miyazaki, Yasushi
Article History
Received: 2 November 2018
Revised: 8 February 2019
Accepted: 25 February 2019
First Online: 6 March 2019
Conflict of interest
: The authors declare that they have no conflict of interest.