Received: 26 April 2020
Accepted: 10 September 2020
First Online: 7 October 2020
Ethics approval and consent to participate
: This study was approved and monitored by the Institutional Review Board (IRB) of Seoul National University College of Medicine (No. 1709–049-883) and Gyeongsang National University Hospital (No. 2019–05-004), and by the Institutional Animal Care and Use Committees of Seoul National University Hospital (No. 2016–1470). All research methods were carried out in accordance with approved guidelines. Participation was voluntary, and written informed consent was obtained from all subjects.
: Not applicable.
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as potential conflicts of interest.