Kim, Sang-Kyu https://orcid.org/0000-0002-1338-028X
Kim, Seon-Ha https://orcid.org/0000-0002-9417-396X
Funding for this research was provided by:
Dankook University (2020)
Article History
Accepted: 11 November 2020
First Online: 20 November 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the Institutional Review Board of the Korea Center for Disease Control and Prevention (IRB No. 2012-07CON-01-2C).
: Informed consent was obtained from all participants.