Debinski, H S Upper intestinal surveillance in familial adenomatous polyposis. [electronic resource] - European journal of cancer (Oxford, England : 1990) - 1149-53 p. digital Publication Type: Journal Article ISSN: 0959-8049 Standard No.: 10.1016/0959-8049(95)00171-e doi Subjects--Topical Terms: Adenomatous Polyposis Coli--pathologyAdolescentAdultAgedDisease ProgressionDuodenal Neoplasms--diagnosisDuodenoscopy--methodsFollow-Up StudiesHumansLong-Term Care--methodsMiddle AgedProspective StudiesRisk Factors