1. Royal Hallamshire Hospital; Sheffield U.K
2. Southern General Hospital; Glasgow U.K
3. Hopital Erasme; Université Libre de Bruxelles; Brussels Belgium
4. Solihull Hospital; Solihull U.K
5. Gloucestershire Royal Hospital; Gloucester U.K
6. Brighton and Sussex Hospitals; Brighton U.K
7. The Churchill Hospital; Oxford U.K
8. University of Manchester; Salford Royal Foundation Trust; Salford U.K