title: In chronic gastritis with atrophy, biopsy sampling underestimates Helicobacter pylori infection.
authors.forename: P A
authors.initials: PA
authors.lastname: Testoni
authors.forename: U
authors.initials: U
authors.lastname: Bonassi
authors.forename: F
authors.initials: F
authors.lastname: Bagnolo
authors.forename: E
authors.initials: E
authors.lastname: Colombo
authors.forename: F
authors.initials: F
authors.lastname: Lella
authors.forename: R
authors.initials: R
authors.lastname: Scelsi
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001706:Biopsy; D005260:Female; D005753:Gastric Mucosa / Q000382:microbiology* / Q000473:pathology; D005757:Gastritis, Atrophic / Q000382:microbiology*; D016481:Helicobacter Infections / Q000150:complications*; D016480:Helicobacter pylori; D006801:Humans; D008297:Male; D008875:Middle Aged; D012680:Sensitivity and Specificity