1. Pediatric Oncology and Hematology, Department of Clinical Sciences, Skåne University Hospital, Lund University, Lund, Sweden
2. Institute for Cancer Outcomes and Survivorship, University of Alabama at Birmingham
3. Division of Hematology, Oncology and Bone Marrow Transplantation, University of Alabama at Birmingham
4. Danish Cancer Society Research Center, Copenhagen, Denmark
5. Department of Clinical Medicine, Faculty of Health, Aarhus University, Aarhus, Denmark
6. Pediatric Hematology/Oncology, City of Hope, Duarte, California
7. Division of Hematology, Oncology and Transplantation, University of Minnesota, Minneapolis
8. Department of Pediatrics, School of Medicine, University of Alabama at Birmingham