1. Population Health Sciences, Bristol Medical School University of Bristol Bristol UK
2. MRC Integrative Epidemiology Unit at the University of Bristol Bristol UK
3. NIHR Bristol Biomedical Research Centre Bristol UK
4. Avon and Wiltshire Mental Health Partnership NHS Trust Bristol UK
5. Centre for Academic Mental Health University of Bristol Bristol UK
6. Department of Psychology University of Bath Bath UK
7. Department of Psychiatry and Mental Health University of Cape Town Cape Town South Africa
8. Department of Psychiatry Stellenbosch University Stellenbosch South Africa
9. Murdoch Children's Research Institute Royal Children's Hospital Parkville VIC Australia
10. Department of Paediatrics Melbourne University Parkville VIC Australia