title: European Helicobacter pylori Study Group XII International Workshop on Gastroduodenal Pathology and Helicobacter pylori. Helsinki, Finland, 2-4 September 1999. Abstracts.
mesh_terms: D000818:Animals; D005767:Gastrointestinal Diseases / Q000451:nursing*; D016481:Helicobacter Infections; D016480:Helicobacter pylori; D006801:Humans