title: [Determination of the degree of severity of a duodenal ulcer].
mesh_terms: D003936:Diagnosis, Computer-Assisted; D004381:Duodenal Ulcer / Q000175:diagnosis*; D004386:Duodenum / Q000503:physiopathology; D005745:Gastric Acidity Determination / Q000295:instrumentation; D006801:Humans; D006863:Hydrogen-Ion Concentration; D013270:Stomach / Q000503:physiopathology
vernacular_title: Opredelenie stepeni tiazhesti duodenal'noĭ iazvy.