1. Early Intervention in Psychosis Service, Warneford Hospital, Oxford Health NHS Foundation Trust, Oxford, UK
2. Department of Psychiatry, Medical Sciences Division, University of Oxford, Oxford, UK
3. Spectrum Centre for Mental Health Research, Division of Health Research, Lancaster University, Lancaster, UK
4. Research and Development Department, Lancashire and South Cumbria NHS Foundation Trust, Preston, UK
5. Research and Development Department, Sussex Partnership NHS Foundation Trust, Sussex, UK
6. Psychosis Research Unit, Greater Manchester Health NHS Foundation Trust, Manchester, UK
7. Division of Psychology and Mental Health, Faculty of Biology, Medicine and Health, University of Manchester, Manchester, UK