Ishtiaq Muhammad, Rana Fahd, Maurice James, Huggett Matthew T, Everett Simon M
Gastroenterology, Leeds Teaching Hospitals NHS Trust, Leeds, UK.
Department of Gastroenterology, Barts Health NHS Trust, London, UK.
Frontline Gastroenterol. 2020 May 14;12(2):158-161. doi: 10.1136/flgastro-2020-101479. eCollection 2021.