Ehrlich, Veronika A., Wolfgang Huber, Bettina Grasl-Kraupp, Armen Nersesyan, and Siegfried Knasmueller. “Use of Preneoplastic Lesions in Colon and Liver in Experimental Oncology”. Radiology and Oncology 38, no. 3 (September 1, 2004). Accessed April 24, 2026. https://www.radioloncol.com/index.php/ro/article/view/1332.