title: Antacids vs placebos in peptic ulcer therapy. A controlled double-blind investigation.
mesh_terms: D000863:Antacids / Q000627:therapeutic use*; D002118:Calcium / Q000097:blood; D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D004381:Duodenal Ulcer / Q000188:drug therapy*; D004724:Endoscopy; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000097:blood / Q000000981:diagnostic imaging; D010919:Placebos; D011859:Radiography; D012907:Smoking; D013276:Stomach Ulcer / Q000188:drug therapy*; D013315:Stress, Psychological; D011795:Surveys and Questionnaires; D013997:Time Factors
chemical_list: D000863:Antacids; D010919:Placebos; D002118:Calcium