1. MRC Unit for Lifelong Health and Ageing, University College London, London, England, United Kingdom
2. MRC/CSO Social & Public Health Sciences Unit, University of Glasgow, Glasgow, Scotland
3. Division of Psychiatry, University of Edinburgh, Edinburgh, Scotland
4. MRC Integrative Epidemiology Unit, University of Bristol, Bristol, England
5. Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, England
6. Bradford Institute for Health Research, United Kingdom
7. Department of Epidemiology and Public Health, University College London, London, England, United Kingdom
8. Institute of Genetics and Cancer, University of Edinburgh, Edinburgh, Scotland
9. Department of Neuroscience, Psychology and Behaviour, University of Leicester, Leicester, England
10. Department of Twin Research and Genetic Epidemiology, School of Life Course & Population Sciences, King’s College London, London, England
11. Institute of Health & Wellbeing, University of Glasgow, Glasgow, Scotland
12. Centre for Longitudinal Studies, University College London, London, England, United Kingdom
13. Centre for Medical Information, University of Edinburgh, Edinburgh, Scotland