Department of Gastroenterology;
Saitama Medical University International Medical Center;
Saitama 350-1298;
Japan;
Department of Pathology;
Saitama Medical University International Medical Center;
Saitama 350-1298;
Japan;
Department of Gastroenterology and Hepatology;
Graduate School of Medical Sciences Kumamoto University;
Kumamoto 860-8556;
Japan;
Mucosa; associated-lymphoid; tissue; Magnified; endoscopy; Narrow; band; imaging; Tree-like; appearance;