[1] Erasmus MC, Sophias Childrens Hosp, Dept Radiol & Nucl Med, Rotterdam, Netherlands
[2] Univ Cagliari, Dept Med Sci, Cagliari, Italy
[3] Royal Cornwall Hosp Trust, Truro, Cornwall, England
[4] Univ Missouri, Columbia, MO USA
[5] Haukeland Hosp, Sect Paediat, Dept Radiol, Bergen, Norway
[6] Univ Bergen, Dept Clin Med, Bergen, Norway
[7] Univ Witwatersrand, Dept Radiol, Johannesburg, South Africa
[8] Dr J Naidoo Inc, Paediat Diagnost Imaging, Johannesburg, South Africa
[9] Envisionit Deep Ltd, Coveham House,Downside Bridge Rd, Cobham, England
[10] Royal Marsden NHS Fdn Trust, Dept Diagnost Radiol, London, England
[11] Univ Hosp Geneva, Childrens Hosp, Pediat Radiol, Geneva, Switzerland
[12] Med Univ Graz, Div Paediat Radiol, Dept Radiol, Graz, Austria
[13] Indira Gandhi Inst Child Hlth, Dept Pediat Radiol, Bangalore, India
[14] Hosp Sick Children, Div Neuroradiol, Dept Diagnost Imaging, Toronto, ON, Canada
[15] Univ Toronto, Dept Med Imaging, Toronto, ON, Canada
[16] Univ Hosp Augsburg, Dept Neuroradiol, Augsburg, Germany
[17] Great Ormond St Hosp Children NHS Fdn Trust, Dept Clin Radiol, Great Ormond St, London WC1H 3JH, England
[18] UCL Great Ormond St Inst Child Hlth, Great Ormond St Hosp Children, London, England
[19] NIHR Great Ormond St Hosp Biomed Res Ctr, 30 Guilford St, London, England
[20] St George Hosp, Dept Clin Radiol, London, England