1 IBD Center, Department of Gastroenterology, Humanitas Research Hospital IRCCS, Rozzano, Milan, Italy.
2 Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Milan, Italy; Division of Internal Medicine and Hepatology, Humanitas Research Hospital IRCCS, Rozzano, Milan, Italy.
3 IBD Center, Department of Gastroenterology, Humanitas Research Hospital IRCCS, Rozzano, Milan, Italy; Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Milan, Italy.