1. From the Department of Pathology, Assistance Publique-Hopitaux de Paris, Hôpital Necker-Enfants Malades; Université Paris-Descartes, Paris; Department of Hematology, Hospices Civils de Lyon; Université Lyon 1, Lyon; Department of Hematology, Centre Hospitalo-Universitaire, Nice; Department of Hematology, Centre Hospitalier, Lille; Department of Hematology, Centre Hospitalier, Rennes; Departments of Pathology and Hematology Hôpital d'Angers, Angers; Department of Bio-Pathology, Institut Paoli-Calmettes;...