Messmann, H., Endlicher, E., Freunek, G., Rümmele, P., Schölmerich, J., & Knüchel, R. (2003). Fluorescence endoscopy for the detection of low and high grade dysplasia in ulcerative colitis using systemic or local 5-aminolaevulinic acid sensitisation. Copyright 2003 by Gut.

Messmann, H., E. Endlicher, G. Freunek, P. Rümmele, J. Schölmerich, and R. Knüchel. Fluorescence Endoscopy for the Detection of Low and High Grade Dysplasia in Ulcerative Colitis Using Systemic or Local 5-aminolaevulinic Acid Sensitisation. Copyright 2003 by Gut, 2003.

Messmann, H., et al. Fluorescence Endoscopy for the Detection of Low and High Grade Dysplasia in Ulcerative Colitis Using Systemic or Local 5-aminolaevulinic Acid Sensitisation. Copyright 2003 by Gut, 2003.