Funding for this research was provided by:
Saitama Children's Medical Center
Article History
Received: 10 November 2020
Accepted: 19 February 2022
First Online: 3 March 2022
Declarations
:
: The authors report no conflict of interest.
: Informed consent was waived as the study was determined to be exempt.
: IRB approval was obtained through Saitama Children’s Medical Center.