1. Department of Haematology; Guy's and St Thomas; Hospitals' NHS Foundation Trust; London UK
2. Department of Haematology; The Royal Liverpool and Broadgreen University Hospitals NHS Trust; Liverpool UK
3. Welcome Trust Sanger Institute; Cambridge UK
4. Department of Haematology; St James' Hospital; Dublin UK
5. Beatson Oncology Centre; Glasgow UK
6. Univeristy of Cambridge; Cambridge UK
7. Department of Haematology; City Hospital; Birmingham UK
8. Department of Haematology; Royal Hallamshire Hospital; Sheffield UK
9. University of Oxford; Oxford UK
10. Wessex Regional Genetics Laboratory; Salisbury District Hospital; Salisbury UK
11. Department of Haematology; Queen's University; Belfast UK