Cho, Sin-Yeon
Choi, Wonwoo
Kim, Junyoung
Kim, Sung-Taek
Kim, Hee-Jin
Jung, Il-Young http://orcid.org/0000-0001-8972-2664
Article History
Received: 27 February 2018
Accepted: 19 June 2018
First Online: 25 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article contains study with human participants. Approval for this study was obtained from the Institutional Review Board of Yonsei University Dental Hospital (Seoul, Korea) (IRB 2-2015-0002).
: Informed consent was obtained from all individual participants included in the study.