1 Centre for Academic Mental Health, Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom.
2 National Institute for Health and Care Research (NIHR) Bristol Biomedical Research Centre, University Hospitals Bristol and Weston National Health Service (NHS) Foundation Trust and University of Bristol, Bristol, United Kingdom.
3 Medical Research Council Integrative Epidemiology Unit at the University of Bristol, Bristol, United Kingdom.
4 UK Longitudinal Linkage Collaboration, Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom.
5 Medical Research Council (MRC) Centre for Neuropsychiatric Genetics and Genomics, Cardiff University, Cardiff, United Kingdom.
6 Avon and Wiltshire Partnership NHS Mental Health Trust, Bath, United Kingdom.