Institution: | 1. Kiel Paediatric Tumor Registry, Department of Paediatric Pathology, University of Kiel, Germany;2. Department of Paediatric Haematology and Oncology, Medical School, University of Saarland, Germany;3. Developmental Biochemistry, Biocenter and Comprehensive Cancer Center Mainfranken, University of Würzburg, Germany;4. Institute of Neuropathology, University of Bonn, Germany |