University of Milano Bicocca - Centro Ricerca M. Tettamanti, Paediatrics, South Hospital, Università degli Studi di Milano-Bicocca - Department of Pediatrics, University of Kiel - University Medical Center, Dr Children's Hospital Roberto del Río - Chilean National Pediatric Oncology Group (PINDA), Lund University - Department of Pediatric Oncology, Princess Máxima Center for Pediatric Oncology, Université Paris VII Denis Diderot - Robert Debré Hospital, Great Ormond Street Hospital - Department of Haematology, Università degli Studi di Milano-Bicocca - Department of Pediatrics, Dr Children's Hospital Roberto del Río - Chilean National Pediatric Oncology Group (PINDA), The Chinese University of Hong Kong (CUHK), Università degli Studi di Milano-Bicocca - Tettamanti Research Center, Université Paris VII Denis Diderot - Robert Debré Hospital, University of Giessen - Department Pediatric Hematology and Oncology, Università degli Studi di Milano-Bicocca - Department of Pediatrics, The University of Manchester - Division of Cancer Sciences, University of Kiel - University Medical Center and University of Milan-Bicocca - Bicocca Center of Bioinformatics, Biostatistics and Bioimaging (B4 Center)

Charité - Universitätsmedizin Berlin - Department of Paediatric Oncology and Haematology, Charité - Universitätsmedizin Berlin - Department of Paediatric Oncology and Haematology, Charité - Universitätsmedizin Berlin - Department of Paediatric Oncology and Haematology, Charité - Universitätsmedizin Berlin - Department of Paediatric Oncology and Haematology, Charité - Universitätsmedizin Berlin - Department of Paediatric Oncology and Haematology, Goethe University Frankfurt - University Hospital Frankfurt, Heinrich Heine University Dusseldorf - Faculty of Medicine, University of Kiel - University Medical Center, University of Hamburg - Clinic of Pediatric Hematology and Oncology, Medical University of Vienna, Charité - Universitätsmedizin Berlin - Department of Paediatric Oncology and Haematology, University Hospital Motol, Medical University of Vienna, University of Zurich, Medical University of Vienna, Charité - Universitätsmedizin Berlin - Department of Paediatric Oncology and Haematology and Charité - Universitätsmedizin Berlin - Department of Paediatric Oncology and Haematology