1 The George Institute for Global Health, University of Oxford, Oxford, UK.
2 International Agency for Research on Cancer, Genetic Epidemiology Group, Lyon, France.
3 Big Data Institute, Li Ka Shing Centre for Health Information and Discovery, Nuffield Department of Population Health, University of Oxford, Oxford, UK.
4 NIHR Oxford Biomedical Research Centre, Oxford University Hospitals NHS Foundation Trust, John Radcliffe Hospital, Oxford, UK.
5 Centre for Exercise, Nutrition and Health Sciences, University of Bristol, Bristol, UK.
6 The George Institute for Global Health, UNSW Sydney, Sydney, NSW, Australia.