[1] Vrije Univ Amsterdam, Dept Hematol, Amsterdam UMC, Amsterdam, Netherlands
[2] Canc Ctr Amsterdam, Treatment & Qual Life, Amsterdam, Netherlands
[3] Erasmus MC Canc Inst, HOVON Data Ctr, Dept Hematol, Rotterdam, Netherlands
[4] Cytel Inc, Therapeut Dev Team, Innovat Stat Consulting, Waltham, MA USA
[5] Flevoziekenhuis, Dept Internal Med, Almere, Netherlands
[6] Zuyderland Hosp, Dept Internal Med, Sittard Geleen, Netherlands
[7] Maasstad Hosp, Dept Internal Med, Rotterdam, Netherlands
[8] Diakonessen Hosp, Dept Internal Med, Utrecht, Netherlands
[9] Northwest Clin, Dept Internal Med, Alkmaar, Netherlands
[10] ZNA Stuivenberg, Dept Hematol, Antwerp, Belgium
[11] Ziekenhuis Bernhoven, Dept Internal Med, Uden, Netherlands
[12] Jeroen Bosch Hosp, Dept Internal Med, Den Bosch, Netherlands
[13] Gelderse Vallei, Dept Internal Med, Ede, Netherlands
[14] UCL, Dept Hematol, Clin Univ St Luc, Brussels, Belgium
[15] Amstelland Hosp, Dept Internal Med, Amstelveen, Netherlands
[16] Ikazia Hosp, Dept Internal Med, Rotterdam, Netherlands
[17] Maxima Med Ctr, Dept Internal Med, Eindhoven, Netherlands
[18] Rijnstate Hosp, Dept Internal Med, Arnhem, Netherlands
[19] Med Ctr Leeuwarden, Dept Internal Med, Leeuwarden, Netherlands
[20] Antonius Ziekenhuis, Dept Internal Med, Nieuwegein, Netherlands
[21] Erasmus MC Canc Inst, Dept Hematol, Rotterdam, Netherlands
[22] Meander Med Ctr, Dept Internal Med, Amersfoort, Netherlands
[23] Univ Med Ctr Groningen, Dept Hematol, Groningen, Netherlands
[24] Albert Schweitzer Hosp, Dept Internal Med, Dordrecht, Netherlands
[25] Haga Hosp, Dept Internal Med, The Hague, Netherlands
[26] Dept Hematol, Boelelaan 1117, NL-1081 HV Amsterdam, Netherlands