1 Department of Psychiatry, University of Oxford, and Oxford Health NHS Foundation Trust, Warneford Hospital, Oxford OX3 7JX, UK. Electronic address: firstname.lastname@example.org.
2 Department of Child and Adolescent Psychiatry, King's College London, and Institute of Psychiatry, Psychology and Neuroscience, and National Institute for Health Research (NIHR) Maudsley Biomedical Research Centre, London, UK.
3 Statistics and Methodology, Institute of Primary Health Care (BIHAM), University of Bern, Bern, Switzerland.
4 Departments of Paediatrics and Psychiatry, Faculty of Medicine, Dentistry and Health Sciences, University of Melbourne, Melbourne, VIC, Australia; Division of Neuroscience, Ninewells Hospital and Medical School, University of Dundee, Dundee, UK; Murdoch Childrens' Research Institute, Melbourne, VIC, Australia.
5 Department of Child and Adolescent Psychiatry and Psychotherapy, Central Institute of Mental Health, Medical Faculty Mannheim and University of Heidelberg, Mannheim, Germany.
6 Division of Psychiatry and Applied Psychology, School of Medicine, University of Nottingham, Nottingham, UK; NIHR MindTech MedTech and In-vitro Diagnostic Cooperative, and Centre for ADHD and Neurodevelopmental Disorders Across the Lifespan (CANDAL), Institute of Mental Health, University of Nottingham, Nottingham, UK.
7 Child and Adolescent Neuropsychiatry Unit, Department of Biomedical Sciences, University of Cagliari and "A Cao" Paediatric Hospital, Cagliari, Italy.
8 Division of Psychiatry and Applied Psychology, School of Medicine, University of Nottingham, Nottingham, UK; Centre for Innovation in Mental Health, Academic Unit of Psychology, and Clinical and Experimental Sciences (CNS and Psychiatry), Faculty of Medicine, University of Southampton, Southampton, UK; Solent NHS Trust, Southampton, UK; New York University Child Study Center, New York, NY, USA.