[Comparative study of x-ray and endoscopy in the diagnosis of duodenal ulcer].
D004381:Duodenal Ulcer / Q000175:diagnosis* / Q000000981:diagnostic imaging; D004724:Endoscopy; D006801:Humans; D011859:Radiography
Studio comparativo tra la radiologia e l'endoscopia nella diagnosi dell'ulcera duodenale.