Affiliation: | 1. Center for Clinical Transfusion ResearchSanquin Research;2. Jon J. van Rood Center for Clinical Transfusion ResearchSanquin‐Leiden University Medical Center;3. Department of Immuno‐hematology and Blood Transfusion, Leiden University Medical Center, Leiden, the Netherlands;4. Sanquin Blood Bank, Sanquin Blood Supply, Dordrecht, the Netherlands;5. Department of Obstetrics and Fetal Medicine, Leiden University Medical Center, Leiden, the Netherlands |