1. Department of Experimental Immunohematology, Sanquin Research, Amsterdam, and Landsteiner Laboratory, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands.
2. Department of Hematopoiesis, Sanquin Research, Amsterdam, and Landsteiner Laboratory, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands.
3. Department of Hematology, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands.