Kanno, Atsuhiro
Tsujimoto, Yasushi
Fujii, Takayuki
Fujikura, Emi
Watanabe, Kimio
Yuasa, Hidemichi
Ryuzaki, Munekazu
Ito, Yasuhiko
Nakamoto, Hidetomo
Article History
Received: 15 July 2019
Accepted: 17 December 2019
First Online: 14 January 2020
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.