1. Department of Haematology Imperial College Healthcare NHS Trust London UK
2. Department of Haematology King's College Hospital NHS Foundation Trust London UK
3. Department of Haematology and Blood Transfusion King's College Hospital NHS Foundation Trust London UK
4. Queen Mary University of London Blizard Institute London UK
5. UK NEQAS Haematology Watford General Hospital WatfordUK
6. BSH Task Force Representative London UK