1 Centre for Innovation in Mental Health, Academic Unit of Psychology, University of Southampton, Southampton, UK; Clinical and Experimental Sciences (Central Nervous System and Psychiatry), Faculty of Medicine, University of Southampton, Southampton SO171BJ, UK; Solent NHS Trust, Southampton, UK; New York University Child Study Center, New York, NY, USA; Division of Psychiatry and Applied Psychology, School of Medicine, University of Nottingham, Nottingham, UK. Electronic address: samuele.cortese@soton.ac.uk.
2 Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden.
3 School of Education, Jiangsu Key Laboratory for Big Data of Psychology and Cognitive Science, Yancheng Teachers University, Yancheng, China.
4 Psychiatric Epidemiology, Department of Public Health, Brown School, Washington University in St Louis, St Louis, MO, USA.
5 Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden; Paediatric Allergy and Pulmonology Unit at Astrid Lindgren Children's Hospital, Karolinska University Hospital, Stockholm, Sweden.
6 Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden; School of Medical Sciences, Örebro University, Örebro, Sweden.
7 SUNY Upstate Medical University, Syracuse, NY, USA.