Role of Helicobacter pylori in peptic ulcer in patients with hepatic cirrhosis.
D000328:Adult; D016022:Case-Control Studies; D005260:Female; D016481:Helicobacter Infections / Q000453:epidemiology*; D016480:Helicobacter pylori; D006801:Humans; D008103:Liver Cirrhosis / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000453:epidemiology / Q000382:microbiology*; D011446:Prospective Studies