1. Department of Pediatrics and Adolescence, PEDEGO Research Unit and Medical Research Center, Oulu University Hospital, and University of Oulu, Oulu, Finland
2. Department of Diagnostic Radiology, Oulu University Hospital, and University of Oulu, Research Unit of Medical Imaging, Physics, and Technology, Faculty of Medicine, University of Oulu, and Medical Research Center Oulu, University of Oulu, Oulu, Finland
3. Department of Clinical Radiology, Kuopio University Hospital, Kuopio, Finland
4. Department of Pediatric Radiology, HUS Medical Imaging Center, Radiology, University of Helsinki, and Helsinki University Hospital, Helsinki, Finland
5. Department of Pediatrics and Adolescence, Kuopio University Hospital, University of Eastern Finland, Kuopio, Finland
6. Department of Pediatrics, Tampere University Hospital, and University of Tampere, Tampere, Finland
7. Department of Oncology and Radiotherapy, Oulu University Hospital, Oulu, Finland
8. Department of Oncology and Department of Medical Physics, Tampere University Hospital, Tampere, Finland
9. Department of Pediatrics and Adolescent Medicine, Turku University Hospital, and Turku University, Turku, Finland
10. Department of Child Neurology, Children’s Hospital, University of Helsinki, and Helsinki University Hospital, Helsinki, Finland
11. Department of Medical Physics, Division of Medical Imaging, Turku University Hospital, Turku, Finland
12. Department of Oncology, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
13. Center of Oncology, Kuopio University Hospital, Kuopio, Finland
14. Department of Pediatrics and Adolescence, Helsinki University, and Helsinki University Hospital, Helsinki, Finland
15. Uppsala University, Department of Women’s and Children’s Health, Akademiska sjukhuset, Uppsala, Sweden