1. Institute of Applied Health Research, University of Birmingham, Birmingham, UK
2. Institute of Cancer and Genomic Sciences, University of Birmingham, Birmingham, UK
3. Edinburgh Migration, Ethnicity and Health Research Group, Usher Institute of Population Health Sciences and Informatics, University of Edinburgh, Edinburgh, UK
4. Faculty of Mathematics and Physical Sciences, School of Food Science and Nutrition, University of Leeds, Leeds, UK
5. Clinical Trials Unit, University of Warwick, Warwick, UK
6. School of Sport, Exercise and Rehabilitation Sciences, University of Birmingham, Birmingham, UK
7. Medical Research Council (MRC) Epidemiology Unit, Cambridge, UK
8. Norwegian School of Sport Sciences, Oslo, Norway
9. Birmingham Community Healthcare NHS Trust, Birmingham, UK
10. Services for Education, Birmingham, UK