Funding for this research was provided by:
Ministry of Education (NRF-2019R1I1A3A01059633)
Article History
Received: 25 February 2021
Accepted: 5 April 2021
First Online: 14 April 2021
Declarations
:
: This study was approved by the Institutional Review Board of Dankook University, Republic of Korea (No. 2020-01-012), and was conducted in accordance with the principles of the Declaration of Helsinki.
: Not applicable
: The authors declare no competing interests.