In the uncorrected manuscript, author Silvio Danese was given the wrong affiliation. His affiliations should have read:

IBD Center, Department of Gastroenterology, Humanitas Clinical and Research Center- IRCCS-, via Manzoni 56, 20089 Rozzano, Milan, Italy

Department of Biomedical Sciences, Humanitas University, via Rita Levi Montalcini 4, 20090, Pieve Emanuele, Milan, Italy

These have now been updated.

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