title: [Diagnosis of gastroduodenal hemorrhage].
mesh_terms: D000328:Adult; D004381:Duodenal Ulcer / Q000150:complications; D005336:Fiber Optic Technology; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010438:Peptic Ulcer Hemorrhage / Q000175:diagnosis*; D013276:Stomach Ulcer / Q000150:complications
vernacular_title: Diagnostika gastro-duodenal'nykh krovotechenii