Omori, Mikimasa
Yamamoto, Junichi
Article History
Accepted: 17 November 2021
First Online: 8 February 2022
Declarations
:
: All the authors declare that they have no conflicts of interest regarding the findings of this study.
: All procedures were conducted according to Keio University’s Faculty of Letter’s Institutional Review Board’s ethical standards, the 1964 Helsinki declaration and its later amendments, and comparable ethical standards for studies involving human participants.
: Written and oral informed consent was obtained from all the participants and their parents.