title: [Clinical analysis of hemorrhages from the upper segment of the digestive tract in patients with gastric and duodenal ulcers].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D003937:Diagnosis, Differential; D004381:Duodenal Ulcer / Q000150:complications*; D005260:Female; D005756:Gastritis / Q000150:complications*; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010438:Peptic Ulcer Hemorrhage / Q000175:diagnosis; D013276:Stomach Ulcer / Q000150:complications*
vernacular_title: Analiza kliniczna krwawień z górnego odcinka przewodu pokarmowego u chorych z choroba wrzodowa zoładka i dwunastnicy.