약어 : Clin Endosc
2021, vol.54, no.5, pp. 777-779 (3 pages)
DOI : 10.5946/ce.2021.205
발행기관 : 대한소화기내시경학회
1Department of Gastroenterology, Ajou University School of Medicine, Suwon, Korea
2Department of Gastroenterology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea