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Authors
Morishima, Seiji
Takeda, Kaori
Greenan, Setsue
Maki, Yoshinobu
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Article History
Received: 2 May 2022
Accepted: 26 September 2022
First Online: 6 October 2022
Declarations
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: This study was approved by the ethics committee of the Japanese Society for Oral Health and was conducted according to their guidelines (Approval no.: 27-4, 27-9). Written informed consent was obtained from the parents of all participants.
: Written informed consent was obtained from the parents of all participants for the publication of this study.
: The authors declare that they have no competing interests.
