(Wiley, 2022-10) Beaton, D; Sharp, L; Trudgill, Nigel; Lee, T; Thoufeeq, M; Nicholson, B; Jenkins, A; Rogers, P; Penman, I; Rutter, M; North Tees & Hartlepool NHS Foundation Trust; Newcastle University; Sandwell and West Birmingham NHS Trust; Northumbria NHS Foundation Trust; et al.; Gastroenterology; Medical and Dental; Trudgill, Nigel