1. Department of Experimental Transfusion Medicine, Medical Faculty Carl Gustav Carus, Technische Universität Dresden, Dresden, Germany
2. German Red Cross Blood Donation Service North-East, Institute for Transfusion Medicine, Dresden, Germany
3. German Red Cross Blood Donation Service Baden-Württemberg/Hessen, Institute for Transfusion Medicine and Immunohematology, Clinics of the Johann Wolfgang Goethe University Frankfurt/M, Frankfurt/M, Germany
4. German Red Cross Blood Donation Service Baden-Württemberg/Hessen, Institute for Transfusion Medicine and Immunology, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany
5. Institute for Clinical Chemistry and Laboratory Medicine, Medical Faculty Carl Gustav Carus, Technische Universität Dresden, Dresden, Germany