Funding for this research was provided by:
Japan Society for the Promotion of Science (21K03105)
Received: 17 April 2021
Accepted: 17 September 2021
First Online: 23 September 2021
: The present study analyzed de-identified data that are available to the public. The ethics committees of Kyoto University Graduate School of Medicine and Panasonic Health Center do not consider secondary analyses of publicly available data to represent research on human subjects.
: Not applicable.
: The authors declare that they have no competing interests.