title: An alternate explanation of the effect of citric acid on proton pump inhibitor-associated false negative urea breath tests.
authors.forename: D Y
authors.initials: DY
authors.lastname: Graham
mesh_terms: D001944:Breath Tests; D019343:Citric Acid / Q000494:pharmacology*; D004791:Enzyme Inhibitors / Q000627:therapeutic use*; D005188:False Negative Reactions; D016481:Helicobacter Infections / Q000175:diagnosis* / Q000188:drug therapy*; D016480:Helicobacter pylori; D006635:Histamine H2 Antagonists / Q000627:therapeutic use; D006801:Humans; D054328:Proton Pump Inhibitors
chemical_list: D004791:Enzyme Inhibitors; D006635:Histamine H2 Antagonists; D054328:Proton Pump Inhibitors; D019343:Citric Acid