1 Centre for Public Health, Queen's University Belfast, Belfast, UK.
2 Harvard TH Chan School of Public Health, Boston, USA.
3 The Rowett Institute, University of Aberdeen, Aberdeen, UK.
4 WHO European Office for Prevention and Control of Noncommunicable Diseases, Department of Country Health Programmes, WHO Regional Office for Europe, Geneva, Switzerland.
5 Nuffield Department of Population Health, University of Oxford, Oxford, UK.
6 Faculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, UK.
7 Institute of Infection, Veterinary and Ecological Sciences, University of Liverpool, Liverpool, UK.
8 School of Food Science and Nutrition, University of Leeds, Leeds, UK.
9 School of Agriculture and Food Science, University College Dublin, Dublin, Ireland.