Matsumi, Akihiro
Kato, Hironari
Ueki, Toru
Ishida, Etsuji
Takatani, Masahiro
Fujii, Masakuni
Wato, Masaki
Toyokawa, Tatsuya
Harada, Ryo
Tsugeno, Hirofumi
Matsubara, Minoru
Matsushita, Hiroshi
Okada, Hiroyuki
Article History
Received: 13 October 2020
Accepted: 17 December 2020
First Online: 13 January 2021
Ethics approval and consent to participate
: Informed consent was obtained via an opt-out option on the website. The Institutional Review Board of Okayama University approved this study.
: Not applicable.
: The authors declare that they have no competing interests.