title: A possible vascular factor in the aetiology of duodenal ulceration.
mesh_terms: D000368:Aged; D001158:Arteries / Q000033:anatomy & histology*; D004381:Duodenal Ulcer / Q000209:etiology*; D004386:Duodenum / Q000098:blood supply*; D005260:Female; D006801:Humans; D007413:Intestinal Mucosa / Q000098:blood supply; D007511:Ischemia / Q000150:complications; D008297:Male; D008875:Middle Aged; D013270:Stomach / Q000503:physiopathology