1 Department of Immunology, Laboratory of Medical Immunology, Erasmus MC, University Medical Centre Rotterdam, Rotterdam, the Netherlands.
2 Department of Internal Medicine, Albert Schweitzer Hospital, Dordrecht, the Netherlands.
3 Department of Hematology, Cancer Care Center Amsterdam, Amsterdam University Medical Centers, Amsterdam, the Netherlands.
4 Department of Hematology, Haga Hospital, the Hague, the Netherlands.
5 Department of Immunology, Laboratory of Medical Immunology, Erasmus MC, University Medical Centre Rotterdam, Rotterdam, the Netherlands. [email protected].