[1] Univ Hosp Gasthuisberg, Dept Haematol, B-3000 Leuven, Belgium
[2] Algemeen Ziekenhuis St Jan, Dept Haematol, Brugge, Belgium
[3] Grand Hosp Charleroi, Dept Oncol Haematol, Gilly, Switzerland
[4] ZNA Stuyvenberg, Dept Haematol, Antwerp, Belgium
[5] Ctr Hosp Univ, Dept Haematol, Charleroi, Belgium
[6] ULB Hop Erasme, Dept Haematol, Brussels, Belgium
[7] Clin Sud Luxembourg, Dept Haematol, Arlon, Belgium
[8] CHR St Joseph, Dept Haematol, Mons, Belgium
[9] Childrens Univ Hosp Reine Fabiola, Dept Haematol Oncol, Brussels, Belgium
[10] Virga Jesseziekenhuis, Dept Haematol, Hasselt, Belgium
[11] Haine St Paul & Clin Univ St Luc, Hop Jolimont, Dept Haematol, Brussels, Belgium