1 Department of Immunohematology and Blood Transfusion, Leiden University Medical Center, Leiden, The Netherlands.
2 Institute of Experimental Hematology, Hannover Medical School, Hannover, Germany.
3 Department of Pediatrics, Leiden University Medical Center, Leiden, The Netherlands.
4 Département de Biothérapie, Hôpital Necker-Enfants Malades, Paris, France.
5 Department of Pediatrics, Erasmus Medical Center, Rotterdam, The Netherlands.
6 Molecular Immunology Unit, UCL Institute of Child Health, London, United Kingdom.
7 Department of Molecular Cell Biology, Leiden University Medical Center, Leiden, The Netherlands.
8 Department of Pharmacy, Leiden University Medical Center, Leiden, The Netherlands.
9 Department of Immunology, Erasmus Medical Center, Rotterdam, The Netherlands.
10 Department of Immunohematology and Blood Transfusion, Leiden University Medical Center, Leiden, The Netherlands. Electronic address: [email protected].