the role of helicobacter pylori in esophagitis and peptic ulcer disease in iraq. | the objectives of this study are to determine the prevalences of helicobacter pylori (h.pylori) infection in symptomatic, but endoscopically normal patients as well as in patients with endoscopically and histologically proven esophagitis, gastritis, duodenitis, duodenal ulcer, and gastric ulcer. | 2004 | 15448769 |