Kim, Kyeong Seok
Kim, Seong Jun
Kim, Seonggwan
Choi, Dong-Woo
Ju, Yeong Jun http://orcid.org/0000-0003-4891-0524
Park, Eun-Cheol
Article History
Received: 2 November 2017
Accepted: 20 November 2018
First Online: 4 December 2018
Ethical approval and consent to participate
: Ethical approval for this study was granted by the institutional review board (IRB) of the KCDC Seoul, Korea (IRB #: 2015-01-02-6C). As the KNHANES 2015 database does not contain private information and is openly available to researchers in de-identified format, we did not have to address ethical concerns regarding informed consent.
: Not applicable.
: The authors have no conflicts. All authors declare no support from any organization for the submitted work, no financial relationship with any organization.
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