1. Department of Paediatrics, The Hospital for Sick Children, Toronto, Ontario, Canada
2. Department of Biostatistics, St Jude Children’s Research Hospital, Memphis, Tennessee, USA
3. City of Hope National Medical Center, Departments of Population Sciences and Supportive Care Medicine, Duarte, California, USA
4. Department of Radiation Oncology, Cleveland Clinic, Cleveland, Ohio, USA
5. Department of Pediatrics, Children’s Healthcare of Atlanta and Emory University School of Medicine, Atlanta, Georgia, USA
6. Children’s of Alabama, University of Alabama at Birmingham (UAB), Birmingham, Alabama, USA
7. Department of Neurological Surgery, Weill Cornell Medicine and Memorial Sloan-Kettering Cancer Center, New York, New York, USA
8. Department of Radiology, Children’s Hospital of Pittsburgh of UPMC, Pittsburgh, New York, USA
9. Department of Pediatrics, University of Texas Health Science Center at San Antonio, San Antonio, Texas, USA
10. Rhode Island Hospital, Warren Alpert Medical School of Brown University, Providence, Rhode Island, USA
11. Department of Pediatrics, Children’s Hospital and Regional Medical Center, Seattle, Washington, USA
12. Department of Radiation Oncology, Massachusetts General Hospital Cancer Center, Boston, Massachusetts, USA
13. Department of Pediatrics, Nationwide Children’s Hospital, Columbus, Ohio, USA
14. Department of Pediatric Medicine, St Jude Children’s Research Hospital, Memphis, Tennessee, USA
15. Department of Pediatric Hematology-Oncology, Mayo Clinic, Rochester, Minnesota, USA