Institution for Digestive Research;
Digestive Disease Center;
Department of Internal Medicine;
Soonchunhyang University Hospital;
Seoul 140-743;
South Korea;
Department of Pathology;
Soonchunhyang University Hospital;
Seoul 140-743;
South Korea;
Biostatistical Consulting Unit;
Soonchunhyang University Hospital;
Seoul 140-743;
South Korea;
Short-segment; Barrett’s; esophagus; Magnifying; endoscopy; Methylene; blue; chromoendoscopy; Specialized; intestinal; metaplasia; Dysplasia; Esophageal; adenocarcinoma; Diagnosis;