1. University Hospital Southampton NHS Foundation Trust Southampton UK
2. The Institute of Cancer Research London UK
3. The Royal Marsden NHS Foundation Trust London UK
4. Perlmutter Cancer Center, NYU Langone Health New York USA
5. Cancer Research UK Clinical Trials Unit, Leeds Institute of Clinical Trials Research University of Leeds Leeds UK
6. Eastbourne District General Hospital Eastbourne UK
7. Brighton and Sussex Medical School University of Sussex Sussex UK
8. Kings College Hospital NHS Foundation Trust London UK
9. University Hospitals of North Midlands NHS Trust Stoke‐on‐Trent UK
10. East Kent Hospitals University NHS Foundation Trust Canterbury UK
11. University Hospitals Birmingham NHS Foundation Trust Birmingham UK
12. Leeds Cancer Centre Leeds Teaching Hospitals Trust Leeds UK
13. Institute of Immunology and Immunotherapy University of Birmingham Birmingham UK
14. Haematological Malignancy Diagnostic Service (HMDS), Leeds Cancer Centre Leeds Teaching Hospitals Trust Leeds UK
15. Department of Haematology Newcastle University Newcastle UK