University College London - Department of Behavioural Science and Health, University of Bristol - Department of Population Health Sciences, University of Bristol - Department of Population Health Sciences, Bristol NIHR Biomedical Research Centre, University of Bristol - Department of Population Health Sciences, University of Bristol - Department of Population Health Sciences, University of Nottingham - Division of Psychiatry & Applied Psychology, University of Bristol - Department of Population Health Sciences, University of Bristol - Department of Population Health Sciences, University of Bristol, University of Bristol - ALSPAC, University of Bristol - ALSPAC and University of Bristol - Department of Population Health Sciences

University of Bristol - Centre for Academic Mental Health, University of Bristol - Department of Population Health Sciences, University of Bristol - Centre for Academic Primary Care, University of Bristol, University of Exeter, University College London - Division of Psychiatry, University of Bristol and University College London