1. Department of Oncology St. Jude Children’s Research Hospital Memphis Tennessee USA
2. Department of Biostatistics St. Jude Children’s Research Hospital Memphis Tennessee USA
3. Division of Oncology Department of Pediatrics The Children’s Hospital of Philadelphia and Perelman School of Medicine University of Pennsylvania Philadelphia Pennsylvania USA
4. Department of Pediatrics Comer Children’s Hospital University of Chicago Chicago Illinois USA
5. Department of Pediatric Oncology Dana‐Farber Cancer Institute Boston Massachusetts USA
6. Division of Pediatric Hematology‐Oncology Boston Children’s Hospital Boston Massachusetts USA
7. Department of Pediatric Oncology Memorial Sloan‐Kettering Cancer Center New York New York USA
8. Hematology and Oncology Center Cook Children’s Hospital Fort Worth Texas USA
9. Children’s Center for Cancer and Blood Diseases Children’s Hospital Los Angeles Los Angeles California USA
10. Center for Clinical and Translational Research Seattle Children’s Research Institute University of Washington School of Medicine Seattle Washington USA
11. Department of Pediatric Hematology/Oncology Seattle Children’s Hospital Seattle Washington USA
12. Division of Pediatric Palliative Care Department of Psychosocial Oncology and Palliative Care Dana‐Farber Cancer Institute Boston Massachusetts USA
13. Department of Pediatrics Boston Children’s Hospital Boston Massachusetts USA
14. Department of Pediatrics Harvard Medical School Boston Massachusetts USA
15. Roswell Park Comprehensive Cancer Center Buffalo New York USA
16. Division of Population Sciences’ Center for Outcomes and Policy Research Dana‐Farber Cancer Institute Boston Massachusetts USA