Fenlon, H M A comparison of virtual and conventional colonoscopy for the detection of colorectal polyps. [electronic resource] - The New England journal of medicine Nov 1999 - 1496-503 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Research Support, Non-U.S. Gov't ISSN: 0028-4793 Standard No.: 10.1056/NEJM199911113412003 doi Subjects--Topical Terms: AgedColonic Polyps--diagnosisColonoscopy--methodsColorectal Neoplasms--diagnosisFemaleHumansImage Processing, Computer-AssistedMaleMiddle AgedProspective StudiesSensitivity and SpecificityTomography, X-Ray Computed--methods