Shimizu, Y.
Hashimoto, T.
Karasawa, K.
Article History
Received: 21 October 2021
Revised: 15 December 2021
Accepted: 16 January 2022
First Online: 12 July 2022
COMPLIANCE WITH ETHICAL STANDARDS
: Conflict of interest . The authors declare that they have no conflicts of interest.
: Statement of compliance with standards of research involving humans as subjects . This study was performed in accordance with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of the University of Tokyo (UTSP-21003). Informed consent was obtained from all participants in the study.