1. National Institute for Health Research Blood and Transplant Unit in Donor Health and Genomics at the University of Cambridge University of Cambridge Strangeways Research Laboratory Cambridge United Kingdom
2. UK Medical Research Council/British Heart Foundation Cardiovascular Epidemiology Unit Department of Public Health and Primary Care University of Cambridge Strangeways Research Laboratory Cambridge United Kingdom
3. Division of Cardiovascular Medicine British Heart Foundation Centre of Excellence Addenbrooke's Hospital Cambridge United Kingdom