[1] Nantes Univ Hosp, Hematol Biol, Nantes, France
[2] Nantes Univ Hosp, Dept Hematol, Nantes, France
[3] Bretagne Atlantique Hosp, Dept Hematol, Vannes, France
[4] St Nazaire Hosp, Dept Internal Med, St Nazaire, France
[5] Bretagne Sud Hosp, Dept Hematol, Lorient, France
[6] Vendee Hosp, Dept Hematol, La Roche Sur Yon, France