Lee, Jusuk
Kim, Taehong https://orcid.org/0000-0003-2411-2309
Article History
Received: 29 December 2020
Accepted: 9 May 2021
First Online: 19 May 2021
Declarations
:
: All of the participants in the KNHANES were informed that they had been randomly chosen to participate in the survey with the right to participate in the further analyses, and signed an informed consent form. As this was a cross-sectional study that used and analyzed only non-identifiable data from KNHANES (), ethical approval was not required.
: Not applicable.
: The authors have no potential conflict of interest to disclose.