Penna, C Surgical polypectomy of duodenal adenomas in familial adenomatous polyposis: experience of two European centres. [electronic resource] - The British journal of surgery Aug 1993 - 1027-9 p. digital Publication Type: Journal Article; Multicenter Study ISSN: 0007-1323 Standard No.: 10.1002/bjs.1800800833 doi Subjects--Topical Terms: Adenoma--surgeryAdenomatous Polyposis Coli--surgeryAdultColectomyDuodenal Neoplasms--surgeryDuodenoscopyDuodenum--surgeryFemaleHumansMiddle AgedNeoplasm Recurrence, Local--diagnosisOstomy--methods