1. Division of Infection and Immunity, Cardiff University, Cardiff, Wales
2. Velindre Cancer Centre, National Health Service (NHS) Trust, Cardiff, Wales
3. South West Wales Cancer Centre, Singleton Hospital, NHS Trust, Swansea
4. Oxford BioMedica, plc, Oxford, England
5. Centre for Trials Research, Cardiff University, Cardiff, Wales
6. Department of Gastroenterology and Hepatology, University Hospital of Wales, Cardiff