The article “Inflammatory Bowel Disease as a Risk Factor for Colorectal Cancer” [Dig Dis 2010;28(4–5):619–624. https://doi.org/10.1159/000320276] by Milan Lukas has been retracted by the Publisher and the Editor. Following publication, concerns were raised to our attention that portions of the text in the article have been reproduced without appropriate attribution. The author did not respond to requests to comment on the concerns within the given timeframe despite multiple attempts of contact. The matter has been raised to the corresponding author’s institution who informed us that they have contacted the author regarding this. Given the extent of the insufficiently attributed text reuse this article is being retracted.

The author agrees with the retraction.