Kim, Hyun-Young
Kim, Yunmi
Article History
Received: 8 February 2019
Accepted: 4 June 2019
First Online: 19 June 2019
Compliance with ethical standards
:
: Approval of this study was obtained from the Institutional Review Board of E University (EUIRB2018–25) before this study commenced. The KCDC has opened the data of the KNHANES to the public. The research team downloaded the relevant non-identified data from the webpage after obtaining approval from the KCDC. This study was conducted in accordance with the statement of ethical principles for human research in the Helsinki Declaration. Written informed consent for the survey was obtained from all study participants by the trained staff of the KNHANES.
: None.