Funding for this research was provided by:
grants-in-aid for scientific research (KAKENHI: #24300239)
Received: 25 June 2021
Accepted: 22 October 2021
First Online: 4 November 2021
: All subjects were informed of the benefits and risks of the study before providing written informed consent. This study was approved by the Ethics Committee of Ritsumeikan University (Approval Number: BKC-IRB-2018-074).
: Not applicable.
: The authors declare that there is no conflict of interest regarding the publication of this paper.