1. MRC Centre for Transplantation; King's College London; King's Health Partners; Department of Urology; Guy's Hospital; London UK
2. Roswell Park Cancer Institute; Buffalo NY USA
3. The Oxford Cancer Centre; Oxford University, Churchill Hospital; Oxford UK
4. Department of Urology; University Hospital Antwerp; Antwerp Belgium
5. Department of Urology; University Hospital; KU Leuven; Leuven Belgium