title: [The importance of optic esophagoscopy in gastrointestinal diagnosis].
mesh_terms: D004932:Esophageal and Gastric Varices / Q000175:diagnosis*; D020701:Esophagoscopes; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis; D006801:Humans; D008722:Methods; D055095:Optics and Photonics
vernacular_title: A száloptikás oesophagoskopia jelentösége a gastroenterologiai diagnosztikában.