Ochsenkühn, T Low frequency of colorectal dysplasia in patients with long-standing inflammatory bowel disease colitis: detection by fluorescence endoscopy. [electronic resource] - Endoscopy May 2006 - 477-82 p. digital Publication Type: Journal Article ISSN: 0013-726X Standard No.: 10.1055/s-2006-925165 doi Subjects--Topical Terms: Administration, OralAdultAgedAminolevulinic Acid--administration & dosageBiopsyColitis--pathologyColonoscopy--methodsColorectal Neoplasms--pathologyDiagnosis, DifferentialFemaleFluorescenceHumansMaleMiddle AgedPhotosensitizing Agents--administration & dosagePrecancerous Conditions--pathology