| Authors: |
Colwill M; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK; Department of Gastroenterology, St George's University Hospitals NHS Foundation Trust, Blackshaw Road, London, SW17 0QT, UK. Electronic address: Michael.colwill@nhs.net., Ward A; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK., Jacob K; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK., Hall R; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK; Department of Gastroenterology, St George's University Hospitals NHS Foundation Trust, Blackshaw Road, London, SW17 0QT, UK., Rasasingam D; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK., O'Neill S; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK., Donovan F; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK; Department of Gastroenterology, St George's University Hospitals NHS Foundation Trust, Blackshaw Road, London, SW17 0QT, UK., Clough J; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK., Pollok R; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK; Department of Gastroenterology, St George's University Hospitals NHS Foundation Trust, Blackshaw Road, London, SW17 0QT, UK., Poullis A; City St George's, University of London, Cranmer Terrace, London, SW17 0RE, UK; Department of Gastroenterology, St George's University Hospitals NHS Foundation Trust, Blackshaw Road, London, SW17 0QT, UK. |