From the Research Cytogenetic Laboratory, Hôpital Saint-Antoine, Paris; Genetic Laboratory, INSERM EMI9906, IFRMP23, Centre Henri Becquerel, Rouen; Hematology Laboratory, Hôpital Universitaire Dupuytren, Limoges; Onco-Hematology Genetic Laboratory, Centre Hospitalier Universitaire, Grenoble; Hematology Department, Hôpital Jacques Monod, Le Havre, France. (At 2001-10-01)
