1. Newcastle University, Newcastle upon Tyne, UK
2. Northumberland Tyne and Wear NHS Foundation Trust, Newcastle upon Tyne, UK
3. Child and Adolescent Psychiatry Department, Hospital General Universitario Gregorio Marañón, IiSGM, School of Medicine, Universidad Complutense, CIBERSAM, Madrid, Spain
4. Departments of Paediatrics and Psychiatry, Faculty of Medicine, Dentistry and Health Sciences, University of Melbourne, Melbourne, VIC, Australia
5. Evelina London Children’s Hospital, Guy’s and St Thomas’ Trust, London, UK
6. Kings College London, London, UK
7. Division of Brain Sciences, Department of Medicine, Imperial College London, London, UK
8. Sheffield Health and Social Care NHS Foundation Trust, Sheffield, UK
9. Centre for Affective Disorders, Institute of Psychiatry, Psychology and Neurosciences, King’s College London, London, UK
10. University of Nottingham and Institute of Mental Health, Developmental Psychiatry, Queen’s Medical Centre, Nottingham, UK