title: Gastroduodenal polyps in familial adenomatous polyposis.
authors.forename: N J
authors.initials: NJ
authors.lastname: Petrelli
authors.forename: M
authors.initials: M
authors.lastname: Rodriguez-Bigas
authors.forename: T K
authors.initials: TK
authors.lastname: Weber
mesh_terms: D011125:Adenomatous Polyposis Coli / Q000473:pathology*; D014670:Ampulla of Vater / Q000473:pathology; D001706:Biopsy; D003138:Common Bile Duct Neoplasms / Q000473:pathology; D004379:Duodenal Neoplasms / Q000473:pathology*; D006801:Humans; D007417:Intestinal Polyps / Q000473:pathology; D011127:Polyps / Q000473:pathology*; D013274:Stomach Neoplasms / Q000473:pathology*