title: [Endoscopic diagnosis of upper digestive tract diseases].
mesh_terms: D002908:Chronic Disease; D004381:Duodenal Ulcer / Q000175:diagnosis; D004724:Endoscopy; D005756:Gastritis / Q000175:diagnosis; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D006801:Humans; D007417:Intestinal Polyps / Q000175:diagnosis; D013274:Stomach Neoplasms / Q000175:diagnosis; D013276:Stomach Ulcer / Q000175:diagnosis
vernacular_title: Endoskopicheskie issledovaniie pri zabolevaniiakh verkhnego otdela pishchevaritel'nogo trakta.