Article History
Received: 19 July 2021
Revised: 14 October 2021
Accepted: 18 October 2021
First Online: 12 November 2021
Declarations
:
: For this type of study, ethical approval is not required.
: For this type of study, informed consent is not required.
: Jae Sung Lee, Kyeong Min Kim, Yong Choi, and Hee-Joung Kim declare that they have no conflict of interest.