1. Developmental Psychiatry Research Unit
2. Stanley Foundation Research Centre, School of Neuroscience and Psychiatry, University of Newcastle, Newcastle upon Tyne; School of Neuroscience and Psychiatry, University of Newcastle, Department of Psychiatry, Royal Victoria Infirmary, Queen Victoria Road, Newcastle upon Tyne NE1 4LP, UK;
3. Centre for Evidence Based Mental Health, Department of Psychiatry, University of Oxford, Warneford Hospital, Oxford
4. Developmental Psychiatry Research Unit, University of Northumbria, Newcastle upon Tyne, UK