Park, Hanul
Lee, Kang-Sook
Article History
Received: 15 September 2019
Accepted: 5 April 2020
First Online: 16 April 2020
Ethics approval and consent to participate
: The KYRBS (ExternalRef removed) were managed by the KCDC and approved by the Institutional Review Board of the Catholic University of Korea (IRB approval number: MC19ZESI0089). All participants voluntarily participated and provided written informed consent prior to participating in the study.
: Not applicable.
: The authors declare that they have no competing interests.