1. Children & Young People's Unit Royal Marsden Hospital NHS Foundation Trust Sutton UK
2. Department of Diagnostic Radiology The Royal Marsden NHS Foundation Trust London UK
3. Department of Radiology St George's Hospital London UK
4. Department of Pediatrics Irving Medical Center, Columbia University New York USA
5. Department of Pediatric Oncology Bristol Myers Squibb New York USA
6. Department of Neurosurgery St George's Hospital London UK
7. Department of Cellular Pathology St George's Hospital London UK
8. Developmental Biology and Cancer Research & Teaching Department UCL Great Ormond Street Institute of Child Health London UK
9. Department of Histopathology Great Ormond Street Hospital for Children NHS Foundation Trust London UK
10. Department of Clinical Oncology The Royal Marsden NHS Foundation Trust Sutton UK
11. Division of Clinical Studies The Institute of Cancer Research London UK