title: Do Helicobacter pylori-positive duodenal ulcers have an increased risk of bleeding?
authors.forename: A
authors.initials: A
authors.lastname: Kadayifci
authors.forename: H
authors.initials: H
authors.lastname: Simsek
mesh_terms: D000328:Adult; D004381:Duodenal Ulcer / Q000150:complications / Q000382:microbiology*; D005260:Female; D016481:Helicobacter Infections / Q000150:complications*; D016480:Helicobacter pylori / Q000302:isolation & purification*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010438:Peptic Ulcer Hemorrhage / Q000209:etiology / Q000382:microbiology*; D012307:Risk Factors