1. Department of Pediatric Oncology and Hematology, University Children's Hospital Essen, Essen, Germany
2. Department of Computer Sciences, TU Dortmund University, Dortmund, Germany
3. Department of Genome Informatics, University Hospital Essen, Essen, Germany
4. Centre for Medical Genetics, Ghent University Hospital, Ghent, Belgium
5. Charite University Medicine, Berlin, Germany
6. Centre for Medical Biotechnology, University Duisburg-Essen, Essen, Germany
7. Translational Neuro-Oncology, West German Cancer Center, University Hospital Essen, University Duisburg-Essen, Essen, Germany
8. German Cancer Consortium (DKTK), Heidelberg, Germany
9. German Cancer Research Center (DKFZ), Heidelberg, Germany