Lim, Jaeseo http://orcid.org/0000-0003-0978-9098
Ko, Hyunwoong http://orcid.org/0000-0001-7135-3872
Yang, Ji Won http://orcid.org/0000-0002-9885-7701
Kim, Songeui http://orcid.org/0000-0003-1724-1022
Lee, Seunghee http://orcid.org/0000-0001-8672-5253
Chun, Myung-Sun http://orcid.org/0000-0002-0658-2895
Ihm, Jungjoon http://orcid.org/0000-0002-3136-5956
Park, Jooyong http://orcid.org/0000-0002-5113-5111
Funding for this research was provided by:
Seoul National University (Research Resettlement Fund)
Article History
Received: 25 September 2019
Accepted: 8 December 2019
First Online: 30 December 2019
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board (IRB) of Seoul National University School of Dentistry (IRB No. S-D20180034). All participants were aware that they were taking part in this research and gave informed consent in addition to confirming that they would allow us to use their collected data anonymously for publication. All the data were anonymously collected and analyzed.
: Not Applicable.
: The authors declare that they have no competing interests. The first two authors contributed equally to this work and share first authorship and the last two authors worked as co-correspondents.