title: Duodenal ulcer and Helicobacter pylori: Presidential Oration, Indian Society of Gastroenterology, 1998.
mesh_terms: D004381:Duodenal Ulcer / Q000453:epidemiology / Q000382:microbiology*; D005260:Female; D016481:Helicobacter Infections / Q000453:epidemiology; D016480:Helicobacter pylori; D006801:Humans; D007194:India / Q000453:epidemiology; D008297:Male