1. Department of Psychology, University of Bath, Bath, UK
2. Centre for Child and Adolescent Health, Bristol Medical School, University of Bristol, Bristol, UK
3. Department of Psychological Medicine, Institute of Psychiatry, Psychology & Neuroscience, King’s College London, London, UK
4. South London & Maudsley NHS Foundation Trust, UK
5. Child and Adolescent Psychology Team, Paediatric and Adolescent Division, University College London Hospitals NHS Foundation Trust, London, UK