Article History
Received: 28 December 2020
Accepted: 11 June 2021
First Online: 27 June 2021
Declarations
:
: The study was conducted according to the guidelines of the Declaration of Helsinki, and approved by the Ethics Committee of Osaka University of Graduate school of Dentistry (protocol code H29-E15-1 and date of approval Sep. 12. 2017). Informed consent to participate from a parent was obtained.
: Written informed consent was obtained from a parent and the patient for publication of this case report and the accompanying images.
: The authors have no conflicts of interest to declare.