Affiliation: | ∗ Department of Radiation Oncology, Chaim Sheba Medical Center and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel;† Department of Gastroenterology, Chaim Sheba Medical Center and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel;‡ Department of Pathology, Chaim Sheba Medical Center and Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel;§ Department of Gastroenterology, Rambam Health Care Campus, Ruth and Bruce Rappaport School of Medicine, Technion-Israel Institute of Technology, Haifa, Israel |