title: Gastric cancer and Helicobacter pylori: the bug, the host or the environment?
authors.forename: Marjorie M
authors.initials: MM
authors.lastname: Walker
authors.forename: Louise
authors.initials: L
authors.lastname: Teare
authors.forename: Cliodna
authors.initials: C
authors.lastname: McNulty
mesh_terms: D004777:Environment; D016481:Helicobacter Infections / Q000150:complications*; D016480:Helicobacter pylori; D006801:Humans; D013274:Stomach Neoplasms / Q000382:microbiology*