1Division of Gastroenterology, Department of Internal Medicine, Uijeongbu Eulji Medical Center, Eulji University School of Medicine, Uijeongbu, Korea
2Division of Gastroenterology, Department of Internal Medicine and Liver Research Institute, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Korea
Copyright © 2022 Korean Society of Gastrointestinal Endoscopy
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Conflicts of Interest
The authors have no potential conflicts of interest.
Funding
This study was supported by a grant from the National Research Foundation of Korea (#NRF-2022R1A2B5B01001430).
Author Contributions
Conceptualization: KHC, SJC; Supervision: SJC; Funding acquisition: SJC; Resources: SJC; Investigation: KHC, SJC; Writing-original draft: KHC; Writing review & editing: KHC, SJC.