Funding for this research was provided by:
Japan Society for the Promotion of Science (JP16J10320)
Fujiwara Memorial Foundation (Research Grant 2018)
Received: 23 November 2019
Accepted: 6 April 2021
First Online: 13 April 2021
: All procedures performed in the study were approved by the institutional research committee; Kyoto University Research Ethics Committee, R1239. Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: None of the funding organizations has contributed to the study design; collection, management, analysis and interpretation of data; writing of the report or the decision to submit the report for publication. The authors declare that they have no conflict of interest.