1. a Radcliffe Department of Medicine, Oxford, United Kingdom
2. b Nuffield Department of Surgical Sciences, University of Oxford, Oxford, United Kingdom
3. c R&D Division, National Health Service (NHS)-Blood and Transplant, Oxford Centre, Oxford, United Kingdom
4. d Mixed Unit for Cardiovascular Repair, Instituto de Investigación Sanitaria La Fe-Centro de Investigación Príncipe Felipe, Valencia, Spain
5. e Department of Haematology, Cambridge, United Kingdom
6. g R&D Division, National Health Service (NHS)-Blood and Transplant, Cambridge Centre, Cambridge, United Kingdom
7. f British Heart Foundation Centre of Excellence, University of Cambridge, Cambridge, United Kingdom
8. h MRC Centre for Neuropsychiatric Genetics & Genomics, Cardiff University, Cardiff, United Kingdom