Fukata, Koji
Takamizawa, Junichi
Miyake, Hideo
Nagai, Hidemasa
Yoshioka, Yuichiro
Yuasa, Norihiro
Ito, Shigeki
Fujino, Masahiko
Article History
Received: 3 April 2019
Accepted: 25 February 2020
First Online: 14 March 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study protocol was reviewed and approved by the institutional review boards.