TY - JOUR T1 - Impact of the National Endoscopy Database (NED) on colonoscopy withdrawal time: a tertiary centre experience JO - BMJ Open Gastroenterology UR - https://eprints.whiterose.ac.uk/id/eprint/216219 PY - 2021/07/02 AU - Shiha MG AU - Al-Rifaie A AU - Thoufeeq M ED - DO - DOI: 10.1136/bmjgast-2021-000699 PB - BMJ VL - 8 IS - 1 Y2 - 2026/09/22 ER -