1. Department of Haematology University Hospitals Dorset Bournemouth UK
2. Department of Haematology Aneurin Bevan University Health Board Wales UK
3. Department of Haematology, Cancer and Haematology Centre Oxford University Hospitals NHS Foundation Trust Oxford UK
4. Department of Haematology Addenbrookes Cambridge UK
5. Clinical Haematology Nottingham University Hospitals NHS Trust Nottingham UK
6. Institute of Immunology and Immunotherapy University of Birmingham Birmingham UK
7. University Hospitals Birmingham NHS Trust Birmingham UK
8. Comprehensive Cancer Centre School of Cancer and Pharmaceutical Sciences, King’s College London London UK
9. Department of Haematology King’s College Hospital NHS Trust London UK
10. Centre for Haemato‐Oncology, Barts Cancer Institute Queen Mary University of London London UK
11. St. James's Institute of Oncology Leeds UK
12. Leeds Institute of Cancer and Pathology University of Leeds Leeds UK
13. Department of Oncology University of Oxford, John Radcliffe Hospital Oxford UK