Funding for this research was provided by:
Yonsei University College of Dentistry (2020-32-0014)
Received: 8 March 2021
Accepted: 8 February 2022
First Online: 8 March 2022
: This study was conducted in accordance with the fundamental principles of the latest revised Declaration of Helsinki. This study was obtained for exemption from IRB of number 2-2020-0109
: Written informed consent was obtained from the patient’s legal guardian for publication of this case report and any accompanying images. A copy of the written consent is available for review by the Editor-in-Chief of this journal.
: The authors declare that they have no competing interests.