Gastrointestinal Endoscopy
Volume 71, Issue 6 , Pages 1094-1096 , May 2010

Photodynamic diagnosis of endoscopically invisible flat dysplasia in patients with ulcerative colitis by visualization using local 5-aminolevulinic acid–induced photosensitization

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PII: S0016-5107(09)02586-3

doi: 10.1016/j.gie.2009.10.016

Gastrointestinal Endoscopy
Volume 71, Issue 6 , Pages 1094-1096 , May 2010

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