Okano, Satomi
Makita, Yoshio
Katada, Akihiro
Harabuchi, Yasuaki
Kohmoto, Tomohiro
Naruto, Takuya
Masuda, Kiyoshi
Imoto, Issei
Article History
Received: 11 June 2018
Revised: 10 November 2018
Accepted: 9 December 2018
First Online: 28 January 2019
Competing interests
: The authors declare no competing interests.