1. Department of Pediatric Oncology Hematology and Clinical Immunology, Medical Faculty, Heinrich Heine University Düsseldorf Düsseldorf Germany
2. German Cancer Consortium (DKTK) partner site Essen/Düsseldorf Düsseldorf Germany
3. Institute of Medical Informatics University of Münster Münster Germany
4. TUM School of Medicine, Department of Pediatrics Technical University of Munich Munchen Germany
5. Institute of Medical Informatics Heidelberg University Hospital Heidelberg Germany