[1
]
Pediatric Oncology Unit, Fondazione IRCCS Istituto Nazionale Tumori, Milano, Italy.
[2
]
Department of Preventive and Predictive Medicine, Evaluative Epidemiology Unit, Fondazione
IRCCS Istituto Nazionale Tumori, Milano, Italy.
[3
]
Clinical Trials and Biostatistics Unit, IRCCS Istituto Oncologico Veneto, Padova,
Italy.
[4
]
Department of Pediatric Oncology, Institut d'Hematologie et d'Oncologie Pédiatrique,
Centre Léon Bérard, Lyon, France.
[5
]
Department of Pediatric Oncology, Emma Children's Hospital-Academic Medical Center,
University of Amsterdam, Amsterdam, The Netherlands.
[6
]
Department of Pediatric Oncology, Children's Hospital for Wales, Heath Park, Cardiff,
United Kingdom.
[7
]
Department of Pediatric, Adolescent and Young Adult Oncology, Institut Curie, Paris,
France.
[8
]
Department of Paediatric Oncology, Royal Marsden Hospital, London, United Kingdom.
[9
]
Department of Paediatric Oncology, Hospital Universitario Vall d'Hebron, Barcelona,
Spain.
[10
]
Department of Pediatrics, University Hospital Oslo, Rikshospitalet, Oslo, Norway.
[11
]
Pediatric Hematology and Oncology Division, Padova University, Padova, Italy.