Duodenal ulcer: the villain unmasked?
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D004381:Duodenal Ulcer / Q000188:drug therapy / Q000382:microbiology*; D016481:Helicobacter Infections / Q000188:drug therapy / Q000382:microbiology*; D016480:Helicobacter pylori / Q000302:isolation & purification*; D006801:Humans