Chung, Shin Hye
Chang, Juhea
Funding for this research was provided by:
National Research Foundation funded by the Korea Ministry of Science and ICT (NRF No. 2018003847)
Article History
Received: 31 December 2020
Accepted: 19 April 2021
First Online: 3 May 2021
Declarations
:
: This study was conducted under the approval of Seoul National University Dental Hospital Institutional Review Board (IRB No. CRI18005). No direct participation of humans was involved in this retrospective study, consent waiver was approved by the IRB committee. All methods were carried out in accordance with relevant guidelines and regulations of the IRB.
: Not applicable.
: The authors declare that they have no competing interests.