title: S2k-Guideline Helicobacter pylori and gastroduodenal ulcer disease.
mesh_terms: D019317:Evidence-Based Medicine; D005762:Gastroenterology / Q000592:standards*; D005858:Germany; D016481:Helicobacter Infections / Q000175:diagnosis* / Q000628:therapy*; D016480:Helicobacter pylori; D006801:Humans; D010437:Peptic Ulcer / Q000175:diagnosis* / Q000628:therapy*; D016896:Treatment Outcome