title: [Concept of gastric endoscopy with reference to the development of instruments].
mesh_terms: D020701:Esophagoscopes; D004945:Esophagoscopy / Q000266:history; D005336:Fiber Optic Technology / Q000295:instrumentation; D020699:Gastroscopes; D005773:Gastroscopy / Q000266:history; D049673:History, 20th Century; D006801:Humans; D010781:Photography; D011230:Precancerous Conditions / Q000175:diagnosis; D013274:Stomach Neoplasms / Q000175:diagnosis
vernacular_title: Das Konzept der endoskopischen Magenuntersuchung im Wandel der Instrumentenentwicklung