[1] Royal Manchester Childrens Hosp, Childrens Brain Tumour Res Network, Oxford Rd, Manchester, Lancs, England
[2] Univ Manchester, Inst Canc Sci, Ctr Paediat Teenage & Young Adult Canc, Manchester, Lancs, England
[3] A Gemelli Hosp, Dept Pediat Neurosurg, Rome, Italy
[4] Taipei Vet Gen Hosp, Neurol Inst, Div Pediat Neurosurg, Taipei, Taiwan
[5] Univ Cape Town, Groote Schuur Hosp, Cape Town, South Africa
[6] Sophia Childrens Univ Hosp, Erasmus MC, Rotterdam, Netherlands
[7] Alder Hey Childrens Hosp NHS Fdn Trust, Dept Neurosurg, Liverpool, Merseyside, England
[8] Univ Groningen, Univ Med Ctr Groningen, Beatrix Childrens Hosp, Groningen, Netherlands
[9] Med Univ Vienna, Dept Neurosurg, Vienna, Austria
[10] Univ Hosp Lausanne, Pediat Haematooncol Unit, Lausanne, Switzerland
[11] Acad Med Ctr, Emma Childrens Hosp, Dept Pediat Oncol, Amsterdam, Netherlands
[12] Karolinska Univ Hosp, Dept Pediat Neurosurg, Stockholm, Sweden
[13] Med Univ Graz, Dept Pediat & Adolescent Med, Div Pediat Hematol & Oncol, Graz, Austria
[14] Med Campus Univ Oldenburg, Klinikum Oldenburg AoR, Dept Pediat, Oldenburg, Germany
[15] Univ Med Ctr Hamburg Eppendorf, Dept Neurosurg, Hamburg, Germany
[16] Univ Med Ctr Hamburg Eppendorf, Dept Oncol, Hamburg, Germany
[17] Univ Childrens Hosp Zurich, Dept Neurosurg, Zurich, Switzerland
[18] Great Ormond St Hosp Sick Children, Dept Paediat Neuroendocrinol, London, England
[19] Great Ormond St Hosp Sick Children, Dept Neurosurg, London, England
[20] Our Ladys Childrens Hosp, Dept Paediat, Crumlin, Ireland
[21] Hosp Angeles Mexico, Dept Pediat Neurosurg, Mexico City, DF, Mexico
[22] Winnipeg Childrens Hosp, Dept Neurosurg, Winnipeg, MB, Canada
[23] Childrens Hosp Eastern Ontario, Dept Paediat, Ottawa, ON, Canada
[24] Tel Aviv Sourasky Med Ctr, Dept Neurosurg, Tel Aviv, Israel
[25] Natl Taiwan Univ Hosp, Dept Neurosurg, Taipei, Taiwan
[26] Hosp Sick Children, Dept Paediat Oncol, Toronto, ON, Canada