title: Duodenal ulceration and the control of gastric acid secretion.
mesh_terms: D004381:Duodenal Ulcer / Q000188:drug therapy / Q000503:physiopathology*; D005744:Gastric Acid / Q000378:metabolism*; D006635:Histamine H2 Antagonists / Q000627:therapeutic use; D006801:Humans; D012907:Smoking
chemical_list: D006635:Histamine H2 Antagonists