title: 14C-urea breath analysis, a non-invasive test for Campylobacter pylori in the stomach.
mesh_terms: D001944:Breath Tests / Q000379:methods*; D002167:Campylobacter / Q000302:isolation & purification*; D002250:Carbon Radioisotopes; D006801:Humans; D011706:Pyloric Antrum / Q000382:microbiology*; D014508:Urea
chemical_list: D002250:Carbon Radioisotopes; D014508:Urea