[1] Hop St Louis, Nucl Med Serv, AP HP,Nucl Med Dept, Lab Biol Cellulaire Hematopoiet, F-75010 Paris, France
[2] Hop St Antoine, Dept Biochem, Mol Biol Unit, F-75571 Paris, France
[3] Univ Hosp, Dept Pediat, Oncohematol Unit, Bordeaux, France
[4] Hop Kremlin Bicetre, Dept Pediat, Le Kremlin Bicetre, France
[5] Hop St Louis, Dept Pediat, AP HP, Paris, France
[6] Hop Trousseau, Pediat Hematooncol Dept, F-75571 Paris, France