Funding for this research was provided by:
National Research Foundation of Korea (2020R1I1A1A01051962)
Article History
Received: 15 May 2021
Accepted: 21 September 2021
First Online: 30 September 2021
Declarations
:
: This article does not contain any studies with human participants or animals performed by any of the authors.
: For this type of study, formal consent is not required.
: Song-Yi Yang declares that she has no conflict of interest. Ji-Won Choi declares that he has no conflict of interest. Kwang-Mahn Kim declares that he has no conflict of interest. Jae-Sung Kwon declares that he has no conflict of interest.