Lee, Hyeon Ji
Jang, Jieun
Choi, Dong-Woo
Chae, Wonjeong
Park, Eun-Cheol
Jang, Sung-In
Funding for this research was provided by:
Yonsei University College of Medicine (6-2018-0174 and 6-2017-0157)
Article History
Received: 7 October 2019
Accepted: 10 August 2020
First Online: 31 August 2020
Ethics approval and consent to participate
: The KLoSA study was approved by the National Statistical Office (Approval number: 33602) and was conducted after acquiring verbal consent of participants in the study. Since the KLoSA database has been released to the public for scientific use, ethical approval was not required for the study.
: There are no details of individual participants in the manuscript.
: The authors have no competing interests to declare.