1. Department of Neuroinflammation; Queen Square MS Centre; UCL Institute of Neurology; London UK
2. Department of Paediatric Neurology; Great Ormond Street Hospital for Children; London UK
3. Children's Neurosciences; Evelina London Children's Hospital at Guy's and St Thomas’ NHS Foundation Trust; King's Health Partners Academic Health Science Centre; London UK
4. Paediatric Neuroradiology; Great Ormond Street Hospital; London UK
5. Department of Paediatric Neurology; University Hospitals Bristol; Bristol UK
6. Department of Paediatric Neurology; Birmingham Children's Hospital; Birmingham UK
7. Department of Radiology and Nuclear Medicine; VU University Medical Centre; Amsterdam the Netherlands
8. Institutes of Neurology and Biomedical Engineering, UCL; London UK
9. NIHR UCLH Biomedical Research Centre; London UK