1 Sheffield Centre for Health and Related Research (ScHARR), Faculty of Medicine, Dentistry & Health, University of Sheffield, Sheffield, UK. Electronic address: serbright1@sheffield.ac.uk.
2 Department of Automatic Control and Systems Engineering, University of Sheffield, UK; Department of Psychology, Institute of Population Health, University of Liverpool, UK.
3 Department of Sociological Studies, University of Sheffield, Sheffield, UK.
4 Centre for Multilevel Modelling and School of Education, University of Bristol, UK.
5 Sheffield Methods Institute, University of Sheffield, Sheffield, UK.
6 Alcohol Research Group, Public Health Institute, Emeryville, CA, USA.
7 Institute for Mental Health Policy Research, Centre for Addiction and Mental Health, Toronto, Ontario, Canada; Center for Interdisciplinary Addiction Research (ZIS), Department of Psychiatry and Psychotherapy, University Medical Center Hamburg-Eppendorf (UKE), Hamburg, Germany.
8 Department of Automatic Control and Systems Engineering, University of Sheffield, UK.