Hirakawa, Tsutomu http://orcid.org/0000-0003-2486-2580
Nishimoto, Chifumi K.
Komano, Asuka
Otsuka, Mai http://orcid.org/0000-0002-2689-567X
Negishi, Nobuaki http://orcid.org/0000-0002-3800-6972
Miyaguchi, Hajime http://orcid.org/0000-0002-9768-196X
Seto, Yasuo http://orcid.org/0000-0002-0983-4162
Takeuchi, Koji http://orcid.org/0000-0001-5235-3383
Article History
Received: 18 October 2020
Accepted: 31 December 2020
First Online: 20 January 2021
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.