Received: 30 December 2020
Accepted: 21 October 2021
First Online: 12 November 2021
: The study protocol was performed in accordance with the Declaration of Helsinki, reviewed and approved by the institutional research board of the Kyoto University Graduate School of Medicine (R0865, 11/4/2016).Written informed consent was obtained from all participants.
: Not applicable.
: The authors report no conflicts of interest. The authors alone are responsible for the content and writing of the article.