1 Center for Innovation in Mental Health, University of Southampton and Solent NHS Trust, Southampton SO17 1BJ, UK; New York University Child Study Center, New York, NY, USA; Division of Psychiatry and Applied Psychology, School of Medicine and National Institute for Health Research MindTech Mental Health MedTech Cooperative and Centre for ADHD and Neurodevelopmental Disorders Across the Lifespan, Institute of Mental Health, University of Nottingham, UK. Electronic address: samuele.cortese@soton.ac.uk.
2 Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, UK.
3 Department of Child & Adolescent Psychiatry, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, UK; Department of Child & Adolescent Psychiatry, Aarhus University, Aarhus, Denmark.
4 Child and Adolescent Psychiatry and Psychotherapy, Central Institute of Mental Health, Medical Faculty Mannheim, University of Heidelberg, Mannheim, Germany.
5 Child and Adolescent Psychiatry and Psychotherapy, Central Institute of Mental Health, Medical Faculty Mannheim, University of Heidelberg, Mannheim, Germany; Department of Child and Adolescent Psychiatry and Psychotherapy, University Hospital of Psychiatry, Zurich, Switzerland; Neuroscience Center Zurich, University of Zurich, Zurich, Switzerland; Center for Integrative Human Physiology, University of Zurich, Zurich, Switzerland; ETH Zurich, Zurich, Switzerland.
6 Radboud University Medical Center, Nijmegen, Netherlands.
7 Faculty of Medicine, Dentistry and Health Sciences, University of Melbourne, Melbourne, VIC, Australia; Murdoch Children's Research Institute, Melbourne, VIC, Australia; Royal Children's Hospital, Melbourne, Melbourne, VIC, Australia.
8 Division of Psychiatry and Applied Psychology, School of Medicine and National Institute for Health Research MindTech Mental Health MedTech Cooperative and Centre for ADHD and Neurodevelopmental Disorders Across the Lifespan, Institute of Mental Health, University of Nottingham, UK.
9 Research Group of Developmental Psychiatry, Center for Developmental Psychiatry, KU Leuven, Leuven, Belgium; Department of Child and Adolescent Psychiatry, University Psychiatry Hospitals-KU Leuven, Leuven, Belgium.
10 Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy, Faculty of Medicine, and University Hospital Cologne, University of Cologne, Cologne, Germany.
11 Haringey Children and Adolescent Mental Health Service, National Health Service, London, UK; ReCognition Health, London, UK.
12 LWL-University Hospital for Child and Adolescent Psychiatry, Ruhr-University Bochum, Hamm, Germany.
13 Service de Physiologie Pédiatrique, Centre Pédiatrique des Pathologies Du Sommeil, Assistance Publique-Hôpitaux de Paris, Hôpital Robert Debré, Paris, France.
14 Department of Child & Adolescent Psychiatry, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, UK.
15 Klinik für Kinder und Jugendpsychiatrie/Psychotherapie, Universitätsmedizin, Georg-August Universität Göttingen, Göttingen, Germany.
16 Louis A Fallace Department of Psychiatry and Behavioral Science, University of Texas, Houston, TX, USA.
17 Department of Child and Adolescent Psychiatry and Psychotherapy, University Hospital of Psychiatry, Zurich, Switzerland; Clinical Psychology and Epidemiology, Institute of Psychology, University of Basel, Basel, Switzerland; Department of Child and Adolescent Mental Health, University of Southern Denmark, Odense, Denmark; Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark.
18 Clinical Psychology, KU Leuven, Leuven, Belgium; Developmental Psychology, University of Amsterdam, Amsterdam, Netherlands.
19 School of Pharmacy, University College London, London, UK.
20 Department of Biomedical Sciences, University of Cagliari & Antonio Cao Paediatric Hospital, G Brotzu Hospital Trust, Cagliari, Italy.