AUTHOR=Eikmans Michael , Morales-Prieto Diana M. , van der Hoorn Marie-Louise , Markert Udo R. TITLE=Editorial: Immunological challenges around pregnancy complications associated with failures of maternal tolerance to the fetus JOURNAL=Frontiers in Immunology VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2022.983739 DOI=10.3389/fimmu.2022.983739 ISSN=1664-3224