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Assessment, endoscopy, and treatment in patients with acute severe ulcerative colitis during the COVID-19 pandemic (PROTECT-ASUC): a multicentre, observational, case-control study

Philip Smith, C. Lees, N. Bhala, 2021, The Lancet Gastroenterology & Hepatology.

British Society of Gastroenterology interim framework for addressing the COVID-19-related backlog in inflammatory bowel disease colorectal cancer surveillance

C. Lamb, C. Selinger, I. Penman, 2022, Gut.