1. Department of Immunohematology Diagnostics Sanquin Diagnostic Services Amsterdam The Netherlands
2. Department of Laboratory Medicine University Medical Center Groningen (UMCG) Groningen The Netherlands
3. Department of Experimental Immunohematology Sanquin Research Amsterdam The Netherlands
4. Landsteiner Laboratory University of Amsterdam Amsterdam The Netherlands
5. Department of Immunohematology and Blood Transfusion Leiden University Medical Center Leiden The Netherlands
6. Center for Clinical Transfusion Research Sanquin Research Leiden The Netherlands
7. Transfusion Technology Assessment Department Donor Medicine Research, Sanquin Research Amsterdam The Netherlands
8. Department of Clinical Epidemiology Leiden University Medical Center Leiden The Netherlands