1. Division of Psychiatry; Faculty of Brain Sciences; University College London; London UK
2. School of Social and Community Medicine; University of Bristol; Bristol UK
3. Department of Psychology; University of Bath; Bath UK
4. Centre for Academic Mental Health; School of Social and Community Medicine; University of Bristol; Bristol UK
5. MRC Integrative Epidemiology Unit and School of Experimental Psychology; University of Bristol; Bristol UK
6. Department of Psychiatry; University of Oxford; Oxford UK