1. Paediatric & Adolescent Drug Development Team; Children & Young People's Unit; The Royal Marsden NHS Foundation Trust; London United Kingdom
2. Division of Clinical Studies and Cancer Therapeutics; The Institute of Cancer Research; London United Kingdom
3. Cancer Research UK Cancer Imaging Centre; The Institute of Cancer Research; London United Kingdom
4. Radiology Department; The Royal Marsden NHS Foundation Trust; London United Kingdom
5. Clinical Trials Unit; Paediatric Oncology Department; Hospital Niño Jesús; Madrid Spain