1 Division of Psychology and Language Sciences, Department of Clinical, Educational and Health Psychology, University College London, London, United Kingdom.
2 Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, United Kingdom.
3 Department of Child and Adolescent Psychiatry, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, United Kingdom.
4 National and Specialist CAMHS (Child and Adolescent Mental Services) Trauma, Anxiety, and Depression Clinic, South London and Maudsley NHS (National Health Service) Foundation Trust, London, United Kingdom.