1. Section of Hematology‐Oncology Department of Pediatrics Baylor College of Medicine Houston Texas USA
2. Center for Children's Cancer Research (C3R) University of Utah Health Sciences Center Salt Lake City Utah USA
3. Department of Internal Medicine University of Utah School of Medicine Salt Lake City Utah USA
4. Division of Hematology/Oncology Department of Pediatrics The Hospital for Sick Children University of Toronto Toronto Canada
5. Charité, University Hospital Berlin Germany
6. Seattle Children's Hospital University of Washington Seattle Washington USA
7. Fred Hutchinson Cancer Research Center Seattle Washington USA
8. Division of Hematology/Oncology Department of Pediatrics University of Texas Southwestern Medical Center and Children's Medical Center DallasTexas USA
9. Division of Pediatric Epidemiology and Clinical Research Department of Pediatrics University of Minnesota Minneapolis Minnesota USA
10. Department of Radiation Sciences, Oncology Umeå University Umea Sweden
11. Department of Mathematics and Statistics University of New Mexico Albuquerque New Mexico USA
12. Division of Epidemiology and Biostatistics Department of Internal Medicine University of New Mexico Albuquerque New Mexico USA
13. Department of Oncological Sciences Huntsman Cancer Institute Salt Lake City Utah USA
14. Department of Pediatrics University of Utah Health Sciences Center Salt Lake City Utah USA