Funding for this research was provided by:
National Research Foundation of Korea (2017M3A9G5060264)
the Ministry of Science and ICT, the Ministry of Trade, Industry and Energy, the Ministry of Health & Welfare, the Ministry of Food and Drug Safety (202011B12-01)
Received: 18 December 2019
Accepted: 22 July 2021
First Online: 28 July 2021
: This study was approved by the institutional review board of the Samsung Medical Center (number 2016-04-107 and 2016-11-040) and ST. Mary’s Hospital (number KC20SNSI0988). Written informed consent was obtained from all subjects. All experimental methods complied with the Helsinki Declaration.
: Not applicable.
: The authors declare that they have no competing interests.