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. 2021 Feb 14;27(6):449–469. doi: 10.3748/wjg.v27.i6.449

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©The Author(s) 2021. Published by Baishideng Publishing Group Inc. All rights reserved.

This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial.

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Potential events caused by severe acute respiratory syndrome coronavirus 2 infection in gastrointestinal physiological and anatomical damage with systemic influence. SARS-CoV-2: Severe acute respiratory syndrome coronavirus 2; ACE2: Angiotensin-converting enzyme 2; GI: Gastrointestinal.