Tsuyoshi, Hideaki http://orcid.org/0000-0001-5765-5460
Tsujikawa, Tetsuya
Yamada, Shizuka
Okazawa, Hidehiko
Yoshida, Yoshio
Article History
Received: 10 February 2020
Accepted: 15 October 2020
First Online: 22 October 2020
Ethics approval and consent to participate
: The protocol of this retrospective study was approved by the Ethics Committee of University of Fukui, Faculty of Medical Sciences.
: Not applicable.
: The authors declare that they have no competing interests.