Funding for this research was provided by:
AI Hospital Project, Cabinet Office, Government of Japan (2304080405)
National Center for Child Health and Development (30-15)
Received: 24 July 2022
Accepted: 1 November 2022
First Online: 23 November 2022
: Approval was given by the Ethics Committee in NCCHD. Written consent was obtained from the caregivers of the participants. If the child was available, we explained this survey and confirmed their willingness to participate.
: Not applicable.
: The authors declare that they have no competing interests.