1. Department of Medical Imaging Ann and Robert H Lurie Children's Hospital of Chicago Chicago Illinois USA
2. UCSF Department of Radiology and Biomedical Imaging San Francisco California USA
3. Department of Radiology Lucile Packard Children's Hospital at Stanford Palo Alto California USA
4. Department of Paediatric and Adolescent Oncology and Haematology Perth Children's Hospital Brain Tumour Research Programme Telethon Kids Institute Perth Western Australia Australia
5. Department of Diagnostic Imaging The Hospital for Sick Children and Department of Medical Imaging University of Toronto Toronto Ontario Canada
6. Department of Radiology Children's Hospital Colorado Aurora Colorado USA
7. Department of Radiology Children's Hospital of Pittsburgh Pittsburgh Pennsylvania USA
8. Department of Diagnostic Imaging St. Jude Children's Research Hospital Memphis Tennessee USA
9. Department of Radiology Seattle Children's Hospital Seattle Washington USA
10. Division of Neurosurgery Children's Hospital of Philadelphia Philadelphia Pennsylvania USA
11. Department of Radiology Boston Children's Hospital and Harvard Medical School Boston Massachusetts USA
12. Department of Radiology Children's Hospital of Philadelphia Philadelphia Pennsylvania USA