Received: 14 April 2019
Accepted: 26 October 2021
First Online: 6 November 2021
: The Korea Youth Risk Behavior Web-based Survey (KYRBWS) was approved by the Korea Centers for Disease Control and Prevention (KCDC) Institutional Review Board (2014-06EXP-02-P-A) in 2014. Since 2015, the ethics approval for the KYRBWS was waived by the KCDC Institutional Review Board under the Bioethics and Safety Act and opened to the public.
: Not applicable.
: The authors declare that they have no competing interests.