Affiliation: | 1. Pediatrics 5 (Oncology, Hematology, and Immunology), Stuttgart Cancer Center, Klinikum Stuttgart, Olgahospital, Stuttgart, Germany;2. Kiel Pediatric Tumor Registry, Department of Pediatric Pathology, University of Kiel, Kiel, Germany;3. Pediatrics 3 (Cardiology, Intensive Care Medicine, Pulmonology, and Allergology), Klinikum Stuttgart, Olgahospital, Stuttgart, Germany;4. Clinic of Pediatric Hematology and Oncology, University Medical Center 5. Hamburg‐Eppendorf, Hamburg, Germany;6. Department of Pediatric Oncology, University Children's Hospital, Zürich, Switzerland;7. Department of Pediatric Hematology and Oncology, University Medical Center G?ttingen, G?ttingen, Germany;8. Department of Pediatric Radiology, Klinikum Stuttgart, Olgahospital, Stuttgart, Germany;9. Department of Pediatric Oncology, University of Frankfurt (Main), Frankfurt am Main, Germany |