1. NHS Blood and Transplant Cambridge Cambridge UK
2. Department of Haematology Cambridge University Hospitals NHS Foundation Trust Cambridge UK
3. Department of Haematology Royal Devon & Exeter NHS Foundation Trust Exeter UK
4. Faculty of Biology, Medicine and Health University of Manchester Manchester UK
5. Serious Hazards of Transfusion Office Manchester Blood Centre Manchester UK
6. Haematology University of Cambridge Cambridge Biomedical Campus Cambridge UK
7. Clinical Neuroscience University of Cambridge Cambridge Biomedical Campus Cambridge UK
8. Department of Paediatric Immunology Institute of Cellular Medicine Newcastle University Cambridge Newcastle upon Tyne UK
9. Department of Medicine University of Cambridge Cambridge Biomedical Campus Cambridge Cambridge UK
10. Department of Clinical Immunology Cambridge University Hospitals NHS Foundation Trust Cambridge UK
11. NHS Blood and Transplant London UK
12. Department of Haematology Imperial College London London UK
13. Department of Clinical Nephrology and Transplantation Cambridge University Hospitals NHS Foundation Trust Cambridge UK