Murakami, Kimihide
Nagata, Keiji
Hashizume, Hiroshi
Oka, Hiroyuki
Muraki, Shigeyuki
Ishimoto, Yuyu
Yoshida, Munehito
Tanaka, Sakae
Minamide, Akihito
Nakagawa, Yukihiro
Yoshimura, Noriko
Yamada, Hiroshi
Article History
Received: 9 January 2020
Accepted: 4 June 2020
First Online: 26 June 2020
Competing interests
: The authors declare no competing interests.