Kwon Kwang An, Hahm Ki Baik
Department of Gastroenterology, Gachon University Gil Medical Center, Gachon University of Medicine and Science, Incheon, Korea.
Digestive Disease Center, CHA Bundang Medical Center, CHA University, Seongnam, Korea.
Clin Endosc. 2014 Jan;47(1):3-4. doi: 10.5946/ce.2014.47.1.3. Epub 2014 Jan 24.