1. Translational Gastroenterology Unit Nuffield Department of Medicine John Radcliffe HospitalUniversity of Oxford Oxford UK
2. Radiology Department John Radcliffe Hospital and Churchill Hospital Oxford UK
3. Radiology Department Queen Elizabeth Hospital Birmingham UK
4. Rondebosch Medical Centre Cape Town South Africa
5. Histopathology Department John Radcliffe Hospital Oxford UK
6. Gastroenterology Department Southampton General Hospital Southampton UK