1. Department of Haematology Centre Henri Becquerel Rue d'Amiens 76038 Rouen France
2. INSERM U918 Centre Henri Becquerel Rue d'Amiens 76038 Rouen France
3. Department of Genetic Oncology Centre Henri Becquerel Rue d'Amiens 76038 Rouen France
4. Department of Biological Haematology Charles Nicolle University Hospital 76000 Rouen France