Toya, Ryo https://orcid.org/0000-0001-9764-5718
Saito, Tetsuo
Yamaguchi, Kohsei
Matsuyama, Tomohiko
Watakabe, Takahiro
Matsumoto, Tadashi
Yoshida, Ryoji
Hirosue, Akiyuki
Murakami, Daizo
Orita, Yorihisa
Nakayama, Hideki
Oya, Natsuo
Article History
Received: 6 April 2020
Accepted: 22 April 2020
First Online: 27 May 2020
Ethics approval and consent to participate
: This study received the full approval from the Institutional Research Ethics Board at Kumamoto University Hospital (No. 1830). The requirement for individual participant consent was waived by the research ethics board.
: Not applicable.
: The authors declare that they have no competing interests.