Nakamura, Michiko
Moriya, Kimihiko http://orcid.org/0000-0001-6161-9403
Kon, Masafumi
Nishimura, Yoko
Chiba, Hiroki
Kitta, Takeya
Shinohara, Nobuo
Article History
Received: 25 April 2020
Accepted: 9 November 2020
First Online: 3 January 2021
Compliance with ethical standards
:
: The author(s) declare that they have no competing interests.
: This study has been approved by the institutional review board. The institutional review board approved protocol number is 017-0197. The need for written informed consent was waived because this study was conducted by retrospective chart review.