title: [Does no Helicobacter pylori mean no duodenal ulcer?].
authors.forename: H R
authors.initials: HR
authors.lastname: van Buuren
authors.forename: R A
authors.initials: RA
authors.lastname: de Man
authors.forename: M
authors.initials: M
authors.lastname: van Blankenstein
mesh_terms: D004381:Duodenal Ulcer / Q000382:microbiology*; D016481:Helicobacter Infections / Q000175:diagnosis / Q000382:microbiology; D016480:Helicobacter pylori / Q000302:isolation & purification*; D006801:Humans
vernacular_title: Betekent geen Helicobacter pylori: geen ulcus duodeni?