1. aDivision of Hematology/Oncology, Department of Pediatrics, University of Washington School of Medicine, Seattle, Washington
2. bSeattle Children’s Research Institute, Seattle, Washington
3. cFred Hutchinson Cancer Research Center, Seattle, Washington
4. dDepartment of Pediatric Oncology
5. fDepartment of Psychosocial Oncology and Palliative Care
6. hDivision of Population Sciences
7. iDepartment of Data Science, Dana-Farber Cancer Institute, Boston, Massachusetts
8. eDivision of Pediatric Hematology/Oncology
9. gHarvard Medical School, Boston, Massachusetts
10. jDepartment of Surgery, Brigham and Women’s Hospital, Boston, Massachusetts
11. kDepartment of Surgery, Boston Children’s Hospital, Boston, Massachusetts
12. lRutgers Cancer Institute of New Jersey, New Brunswick, New Jersey
13. mMontefiore Medical Center, Bronx, New York
14. nDivision of Pediatric Hematology, Oncology and Stem Cell Transplantation, Columbia University Medical Center, New York, New York
15. oDepartment of Pediatrics, Roswell Park Comprehensive Cancer Center, Buffalo, New York
16. pDivision of Pediatric Hematology/Oncology, University at Buffalo Jacobs School of Medicine and Biomedical Sciences, Buffalo, New York
17. qDivision of Pediatric Hematology Oncology, Charles-Bruneau Cancer Center, CHU Ste-Justine, Université de Montréal, Montréal, Quebec, Canada
18. rCentre Hospitalier Universitaire de Quebec, Saint-Foy, Quebec, Canada
19. sDivision of Pediatric Hematology/Oncology, Hasbro Children’s Hospital, Brown University, Providence, Rhode Island
20. tDepartment of Pediatrics, Massachusetts General Hospital, Boston, Massachusetts