1. Department of Pediatrics and Adolescent Medicine, Medical University of Vienna, Vienna, Austria
2. Comprehensive Center for Pediatrics, Medical University of Vienna, Vienna, Austria
3. Childhood Cancer Centre, Queen Silvia Children’s Hospital, Sahlgrenska University Hospital, Gothenburg, Sweden
4. Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
5. Department of Pediatric Neuro-Oncology, Hospital Infantil Universitario Niño Jesús, Madrid, Spain
6. Pediatric Oncology Department, University Hospital Brno, Brno, Czech Republic
7. Pediatric Oncology Unit, Oscar Lambret Comprehensive Cancer Center, Lille, France
8. Centre Léon Bérard, Institut d’Hématologie et d’Oncologie Pediatrique, Lyon, France
9. Department of Paediatrics and Adolescent Medicine, Rigshospitalet, Copenhagen, Denmark
10. Department of Paediatric and Adolescent Medicine, Haukeland University Hospital, Bergen, Norway
11. Department of Pediatric Neuro-Oncology, Dana-Farber Cancer Institute, Boston, Massachusetts
12. Division of Pediatric Hemato-Oncology, Department of Pediatrics and Adolescent Medicine, Medical University of Graz, Graz, Austria
13. Kinderonkologie, Salzburger Universitätsklinikum, Salzburg, Austria
14. Department of Pediatric Hematology and Oncology, Karolinska University Hospital, Stockholm, Sweden
15. Department of Paediatrics, Linköping University Hospital, Linköping, Sweden
16. Pediatric Cancer Center, Skane University Hospital, Lund, Sweden
17. Department of Pediatrics, Uppsala University, Uppsala, Sweden
18. Department of Neurology, Medical University of Vienna, Vienna, Austria
19. Department of Biomedical Imaging and Image-Guided Therapy, Division of Neuroradiology and Musculoskeletal Radiology, Medical University of Vienna, Vienna, Austria
20. Department of Radio-Oncology, Medical University of Vienna, Vienna, Austria
21. Hopp Children’s Cancer Center (KiTZ), Heidelberg, Germany
22. Division of Pediatric Neurooncology, German Cancer Research Center (DKFZ), German Cancer Consortium (DKTK), Heidelberg, Germany
23. Princess Máxima Center for Pediatric Oncology, Utrecht, the Netherlands
24. Départment of Pediatric Oncology, Assistance Publique-Hopitaux de Marseille, Marseille, France
25. Aix Marseille University, Cancer Research Center of Marseille, Marseille, France