1. Department of Paediatric Neurology; Bristol Royal Hospital for Children; Bristol
2. Neurosciences Unit; University College London Institute of Child Health; London
3. Department of Child Health; Southampton University Hospitals National Health Service Trust; Southampton
4. Department of Paediatric Neurology; St George's Hospital; London
5. Department of Paediatric Neurology; King's College Hospital National Health Service Foundation Trust; London
6. Department of Paediatric Neurosciences; Evelina Children's Hospital; London
7. Department of Paediatric Neurology; John Radcliffe Hospital; Oxford
8. Department of Paediatric Neurology; Addenbrooke's Hospital; Cambridge
9. Department of Paediatric Neurology; Birmingham Children's Hospital; Birmingham
10. School of Social and Community Medicine; University of Bristol; Bristol
11. Population, Policy, and Practice Programme; University College London Institute of Child Health; London
12. School of Clinical Sciences; University of Bristol; Bristol United Kingdom