Funding for this research was provided by:
National Research Foundation of Korea (NRF-2016R1D1A1B03934173)
Ministry of Trade, Industry and Energy (MOTIE) and Korea Institute for Advancement of Technology (P0006662_Development of monitoring system using markers related to metabolic diseases)
Received: 5 July 2019
Accepted: 15 July 2020
First Online: 25 July 2020
Ethics approval and consent to participate
: All participants signed a written informed consent before participation and this study was approved by the Institutional Review Board of the SNUH (IRB No. H-1407-083-594).
: Not applicable.
: The authors declare that they have no competing interests.