Sasayama, Kensaku http://orcid.org/0000-0001-7474-9960
Adachi, Minoru
Funding for this research was provided by:
Japan Society for the Promotion of Science (KAKENHI Grant-in-Aid for Young Scientists (17K18283)
Article History
Received: 21 April 2020
Accepted: 13 August 2020
First Online: 20 August 2020
Ethics approval and consent to participate
: All participating children and their parents provided written informed consent before participation. The study was approved by the Institutional Review Board of the Okayama University of Science.
: Not applicable.
: The authors declare that they have no competing interests.