Funding for this research was provided by:
Ministry of Health & Welfare, Republic of Korea (HI20C0127)
Received: 21 October 2021
Accepted: 21 March 2022
First Online: 29 March 2022
: This study was approved by the Institutional Review Board of Yonsei University Dental Hospital (IRB No. 2-2019-0064). Written informed consent of patients was waived by IRB.
: Not applicable.
: The authors declare that they have no competing interests.