1. Centre for Evidence‐Based Practice, Belgian Red Cross Mechelen Belgium
2. South Danish Transfusion Service & Tissue Center, Department of Clinical Immunology Odense University Hospital Odense Denmark
3. Faculty of Medicine University of Alberta Edmonton Canada
4. Transfusion and Transplantation Medicine Alberta Precision Laboratories Calgary Alberta Canada
5. Departments of Medicine, Laboratory Medicine and Pathobiology, Institute of Health Policy Management and Evaluation University of Toronto, Mount Sinai Hospital Toronto Canada
6. Transfusion Medicine NHS Blood and Transplant Oxford UK
7. Radcliffe Department of Medicine University of Oxford, and NIHR Oxford Biomedical Research Centre Oxford UK
8. Department of Haematology Oxford University Hospitals NHS Foundation Trust Oxford UK
9. Department of Public Health and Primary Care Leuven Institute for Healthcare Policy, KU Leuven Leuven Belgium
10. Blood Services, Belgian Red Cross Mechelen Belgium
11. Faculty of Medicine and Health Sciences Ghent University Ghent Belgium
12. Belgian Red Cross Mechelen Belgium
13. Division of Epidemiology and Biostatistics, Department of Global Health, Faculty of Medicine and Health Sciences Stellenbosch University Cape Town South Africa