title: Associated primary tumors in patients with gastric cancer.
authors.forename: Albert B
authors.initials: AB
authors.lastname: Lowenfels
authors.forename: Patrick
authors.initials: P
authors.lastname: Maisonneuve
mesh_terms: D005260:Female; D016481:Helicobacter Infections; D016480:Helicobacter pylori; D006801:Humans; D008297:Male; D009378:Neoplasms, Multiple Primary / Q000453:epidemiology; D016609:Neoplasms, Second Primary / Q000453:epidemiology; D011174:Portugal / Q000453:epidemiology; D012307:Risk Factors; D013274:Stomach Neoplasms / Q000453:epidemiology / Q000235:genetics