1. Royal United Hospital; Bath U.K
2. Bristol Royal Infirmary; Bristol U.K
3. Ninewells Hospital; Dundee U.K
4. University of Aberdeen; Aberdeen U.K
5. University Hospital of Wales; Cardiff U.K
6. Oxford University Hospitals; Oxford U.K
7. Leicester Royal Infirmary; Leicester U.K
8. Leeds General Infirmary; Leeds U.K
9. Royal Liverpool Hospitals; Liverpool U.K
10. Royal Gwent Hospital; Newport U.K
11. The James Cook University Hospital; Middlesborough U.K
12. Royal Hallamshire Hospital; Sheffield U.K
13. Imperial College; London U.K