Koike, Masayoshi
Yoshimura, Mie
Mio, Yasushi
Uezono, Shoichi
Article History
Received: 30 September 2020
Accepted: 14 January 2021
First Online: 6 February 2021
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Jikei University (088[9109]). The requirement for written informed consent was waived by the Ethics Committee of Jikei University because the procedures did not require any additional intervention, and all data were analyzed anonymously. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.