1. Wessex Regional Genetics Laboratory, Salisbury, and Human Genetics Division, School of Medicine, University of Southampton, Southampton, United Kingdom;
2. Haematology Research Laboratory, Biomedical Research Foundation, Academy of Athens, Athens, Greece;
3. Inflammation, Infection and Repair Division, School of Medicine, University of Southampton, Southampton, United Kingdom;
4. III Medizinische Universitätsklinik, Fakultät für Klinische Medizin Mannheim der Universität Heidelberg, Mannheim, Germany;
5. Department of Haematology, Royal Bournemouth Hospital, Bournemouth, United Kingdom;
6. Northern Institute for Cancer Research, Newcastle upon Tyne, United Kingdom; and
7. Department of Medicine, Hematology & Oncology, University of Frankfurt, Frankfurt, Germany