1. Peterborough City Hospital, Peterborough, UK
2. Leicester Royal Infirmary, Leicester, UK
3. University Hospital of Wales Healthcare NHS Trust, Cardiff, UK
4. Newcastle Upon Tyne Hospitals NHS Foundation Trust, Newcastle Upon Tyne, UK
5. Health Education England North West School of Surgery, Manchester, UK
6. Royal Hospital for Sick Children Yorkhill, Glasgow, UK
7. Norfolk and Norwich University Hospital NHS Trust, Norwich, UK
8. Oxford University Hospitals NHS Foundation Trust, Oxford, UK