Helicobacter pylori and duodenal ulcer.
Prichard
P J
PJ
Yeomans
N D
ND
D015984:Causality; D004381:Duodenal Ulcer / Q000453:epidemiology / Q000382:microbiology*; D016481:Helicobacter Infections / Q000453:epidemiology*; D016480:Helicobacter pylori; D006801:Humans