RT Journal Article SR Electronic T1 Colonoscopy in the post-COVID-19 era JF Frontline Gastroenterology JO Frontline Gastroenterol FD BMJ Publishing Group Ltd SP flgastro-2021-101817 DO 10.1136/flgastro-2021-101817 A1 Simon M Everett A1 Nicholas Ewin Burr YR 2021 UL http://fg.bmj.com/content/early/2021/04/12/flgastro-2021-101817.abstract AB