[1] Sahlgrens Univ Hosp, Dept Haematol & Coagulat, Gothenburg, Sweden
[2] Univ Gothenburg, Sahlgrenska Acad, Inst Med, Dept Med & Clin Nutr, Gothenburg, Sweden
[3] Univ Hosp Uppsala, Uppsala, Sweden
[4] Lund Univ & Hosp, Lund Stem Cell Ctr, Lund, Sweden
[5] Sodra Alvsborg Hosp, Dept Haematol, Boras, Sweden
[6] Uddevalla Cent Hosp, Dept Haematol, Uddevalla, Sweden
[7] Uppsala Univ, Dept Med Sci, Unit Haematol, Uppsala, Sweden
[8] Skane Univ Hosp, Malmo, Sweden
[9] Univ Iceland, Fac Med, Reykjavik, Iceland