Hashimoto, Kunihiko
Kaito, Takashi
Furuya, Masayuki
Seno, Shigeto
Okuzaki, Daisuke
Kikuta, Junichi
Tsukazaki, Hiroyuki
Matsuda, Hideo
Yoshikawa, Hideki
Ishii, Masaru
Article History
Received: 14 October 2019
Accepted: 3 March 2020
First Online: 16 March 2020
Competing interests
: The authors declare no competing interests.