title: H. pylori and risk of ulcer bleeding among users of NSAIDS.
authors.forename: J C
authors.initials: JC
authors.lastname: Atherton
authors.forename: N J
authors.initials: NJ
authors.lastname: Wight
mesh_terms: D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000009:adverse effects*; D001241:Aspirin / Q000009:adverse effects*; D006471:Gastrointestinal Hemorrhage / Q000139:chemically induced* / Q000382:microbiology; D016481:Helicobacter Infections / Q000150:complications*; D016480:Helicobacter pylori; D006801:Humans; D010437:Peptic Ulcer / Q000139:chemically induced* / Q000382:microbiology; D013997:Time Factors
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal; D001241:Aspirin