1. Royal United Hospital Bath Bath U.K.
2. University Hospital of Wales Cardiff U.K.
3. Oxford University Hospital Oxford U.K.
4. South Tees Hospital NHS Foundation Trust Middlesbrough U.K.
5. South Infirmary Victoria University Hospital Cork Ireland
6. Ninewells Hospital Dundee U.K.
7. Portsmouth Hospital NHS Trust Portsmouth U.K.
8. Sheffield Teaching Hospitals NHS Foundation Trust Sheffield U.K.
9. Leicester Royal Infirmary Leicester U.K.
10. Royal Free Hospital London U.K.
11. Kent and Canterbury Hospital Canterbury U.K.
12. Royal Gwent and Nevill Hall Hospitals Newport U.K.
13. Sandwell and West Birmingham Hospitals NHS Trust Birmingham U.K.
14. Imperial College Healthcare NHS Trust London U.K.
15. Leeds Teaching Hospital NHS Trust Leeds U.K.