RT Journal Article SR Electronic T1 The national census of UK endoscopy services 2021 JF Future Healthcare Journal JO Future Healthc J FD Royal College of Physicians SP 16 OP 17 DO 10.7861/fhj.9-2-s16 VO 9 IS Suppl 2 A1 Srivathsan Ravindran A1 Siwan Thomas-Gibson A1 Madeline Bano A1 Emma Robinson A1 Anna Jenkins A1 Sarah Marshall A1 Hutan Ashrafian A1 Ara Darzi A1 Mark Coleman A1 Chris Healey YR 2022 UL http://www.rcpjournals.org/content/9/Suppl_2/16.abstract AB