1. School of Physiology, Pharmacology and Neuroscience, University of Bristol, Bristol, UK
2. Bristol Heart Institute, Bristol, UK
3. Medical Research Council (MRC) Integrative Epidemiology Unit at the University of Bristol, Bristol, UK
4. Department of Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, UK
5. School of Cellular and Molecular Medicine, University of Bristol, Bristol, UK
6. Department of Public Health and Primary Care, British Heart Foundation Cardiovascular Epidemiology Unit, University of Cambridge, Cambridge, UK
7. National Institute for Health Research Blood and Transplant Research Unit (NIHR BTRU) in Donor Health and Genomics, University of Cambridge, Cambridge, UK
8. MRC Biostatistics Unit, University of Cambridge, Cambridge, UK
9. Human Genetics, Wellcome Sanger Institute, Hinxton, UK
10. Department of Haematology, School of Clinical Medicine, University of Cambridge, Cambridge, UK
11. British Heart Foundation Centre of Research Excellence, University of Cambridge, Cambridge, UK
12. NIHR Cambridge Biomedical Research Centre, University of Cambridge and Cambridge University Hospitals, Cambridge, UK
13. Health Data Research UK Cambridge, Wellcome Genome Campus and University of Cambridge, Cambridge, UK
14. NHS Blood and Transplant, Cambridge Biomedical Campus, Cambridge, UK
15. Department of Bariatric and Metabolic Surgery, Southmead Hospital, North Bristol NHS Trust, Bristol, UK
16. Bristol Trials Centre, Faculty of Health Sciences, University of Bristol, Bristol, UK