[1] Erasmus MC, Sophia Childrens Hosp, Dept Paediat Haematol, Wytemaweg 80, NL-3015 CN Rotterdam, Netherlands
[2] Univ Med Ctr Utrecht, Creveldkliniek, Dept Internal Med & Dermatol, Internal Mail C-01-412, NL-3508 GA Utrecht, Netherlands
[3] Amsterdam Univ Med Ctr, Dept Internal Med & Clin Haematol, Meibergdreef 9, NL-1105 AZ Amsterdam, Netherlands
[4] Radboud Univ Nijmegen, Med Ctr, Amalia Childrens Hosp, Dept Paediat Haematol, Geert Grooteplein Zuid 10, NL-6500 HB Nijmegen, Netherlands
[5] Erasmus MC, Dept Haematol, Wytemaweg 80, NL-3015 CN Rotterdam, Netherlands
[6] Radboud Univ Nijmegen, Med Ctr, Dept Haematol, Geert Grooteplein Zuid 10, NL-6525 GA Nijmegen, Netherlands
[7] Erasmus MC, Dept Cell Biol, NL-3015 CN Rotterdam, Netherlands
[8] Univ Med Ctr Groningen, Beatrix Childrens Hosp, Dept Paediat Oncol & Haematol, Postbus 30001, NL-9700 RB Groningen, Netherlands
[9] Amsterdam Univ Med Ctr, Emma Childrens Hosp, Dept Paediat Haematol, Meibergdreef 9, NL-1105 AZ Amsterdam, Netherlands
[10] Sanquin Res, Dept Plasma Proteins, Amsterdam, Netherlands