1. Department of Pediatric Oncology, Roswell Park Comprehensive Cancer Center Department of Pediatrics University at Buffalo Jacobs School of Medicine and Biomedical Sciences Buffalo NYUSA
2. Division of Pediatric Hematology/Oncology Robert Wood Johnson Medical School, Rutgers Cancer Institute of New Jersey New Brunswick NJ USA
3. Department of Biostatistics University of Florida, Children’s Oncology Group, Statistics and Data Center Gainesville FLUSA
4. Children’s Oncology Group Statistics and Data Center Monrovia CA USA
5. Department of Therapeutic Radiology Yale University School of Medicine, Yale‐New Haven Hospital New Haven CT USA
6. Department of Radiation Oncology University of Toronto, Princess Margaret Hospital Toronto Ontario Canada
7. Department of Diagnostic Imaging, Warren Alpert Medical School Brown University Providence RI USA
8. Department of Radiology University of Wisconsin School of Medicine and Public Health, University of Wisconsin Carbone Cancer Center Madison WI USA
9. Division of Pediatric Hematology, Oncology and BMT Medical College of Wisconsin Milwaukee WI USA