[1] CHU Limoges, Limoges, France
[2] CHU Montpellier, Montpellier, France
[3] CHU Caen, Caen, France
[4] UCL, Clin Univ St Luc, Brussels, Belgium
[5] Hosp Civil Lyon, Lyon, France
[6] Hop St Louis, Paris, France
[7] CHU Rennes, Hop Pontchaillou, Serv Hematol Clin, 2,Rue Henri Le Guilloux, F-35033 Rennes, France