title: The "Costa Rican enigma" of Helicobacter pylori CagA and gastric cancer.
authors.forename: Shingo
authors.initials: S
authors.lastname: Tsuji
mesh_terms: D000230:Adenocarcinoma / Q000453:epidemiology / Q000382:microbiology; D000942:Antigens, Bacterial / Q000235:genetics / Q000378:metabolism*; D001426:Bacterial Proteins / Q000235:genetics / Q000378:metabolism*; D003364:Costa Rica / Q000453:epidemiology; D016481:Helicobacter Infections / Q000453:epidemiology / Q000382:microbiology; D016480:Helicobacter pylori / Q000235:genetics / Q000378:metabolism*; D006801:Humans; D015994:Incidence; D015995:Prevalence; D013274:Stomach Neoplasms / Q000453:epidemiology / Q000382:microbiology
chemical_list: D000942:Antigens, Bacterial; D001426:Bacterial Proteins; C080866:cagA protein, Helicobacter pylori