Gastrointestinal mucosal damage in patients with COVID-19 undergoing endoscopy: an international multicentre study.
BMJ Open Gastroenterol. 2021 Feb;8(1):e000578. doi: 10.1136/bmjgast-2020-000578.
BMJ Open Gastroenterol. 2021.
PMID: 33627313
Free PMC article.