1 Children's Brain Tumour Research Centre, University of Nottingham, UK.
2 Department of Pediatrics and Adolescent Medicine, Division of Neonatology, Pediatric Intensive Care and Neuropediatrics, Medical University of Vienna, Austria.
3 Department of Pediatrics and Adolescent Medicine, Rigshospitalet, Copenhagen, Denmark.
4 Department of Radiology, Nottingham University Hospitals NHS Trust, UK.
5 Department of Ophthalmology, Medical University of Vienna, Vienna, Austria.
6 Department of Ophthalmology and Paediatric Oncology, Leeds Teaching Hospitals NHS Trust, Leeds, UK.
7 Department of Neurology Guy's and St. Thomas' NHS Foundation Trust and IoPPN, King's College London, London, UK.
8 Institut de Cancérologie Gustave Roussy, Villejuif, France.
9 Great Ormond Street Hospital for Children NHS Foundation Trust, London, UK.
10 Department of Pediatric Oncology and Hematology, Charité-Universitätsmedizin Berlin, Corporate member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health, Germany.
11 Centre for Genomic Medicine, Division of Evolution and Genomic Sciences, University of Manchester, St Mary's Hospital, Manchester, UK.
12 Department of Pediatrics, University of Padua, Padua, Italy.