1. Department of Haematology Aneurin Bevan University Health Board AbergavennyUK
2. Department of Cellular Pathology and All Wales Lymphoma Panel University Hospital of Wales CardiffUK
3. Cancer Sciences Unit, Cancer Research UK and NIHR Experimental Cancer Medicine Centres University of Southampton UK
4. Department of Haematology University Hospital Southampton NHS Trust SouthamptonUK
5. Department of Haematology Royal Marsden NHS Trust London UK