AUTHOR=Haddad Marina El , Karlmark Karlin , Donato Xavier-Côme , Martin Gabriel , Bretelle Florence , Lesavre Nathalie , Cocallemen Jean-François , Martin Marielle , Picard Christophe , Roudier Jean , Desbriere Raoul , Lambert Nathalie C. TITLE=Corrigendum: Factors Predicting the Presence of Maternal Cells in Cord Blood and Associated Changes in Immune Cell Composition JOURNAL=Frontiers in Immunology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2021.763236 DOI=10.3389/fimmu.2021.763236 ISSN=1664-3224