1. Centre for Academic Mental Health, Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, UK
2. Institute of Health and Wellbeing, University of Glasgow, Glasgow, UK
3. Centre for Academic Primary Care, Bristol Medical School, University of Bristol, Bristol, UK
4. Division of Psychiatry, University College London, London, UK
5. Bristol Medical School, University of Bristol, Bristol, UK
6. Great Ormond Street Institute of Child Health London, University College London, London, UK
7. Five Areas Ltd, Clydebank, UK