AUTHOR=Barrientos Gabriela , Solano Maria Emilia , Blois Sandra M. , Sharma Surendra TITLE=Editorial: The placenta, fetomaternal tolerance and beyond: A tribute to Sir Peter Medawar on the 60th anniversary of his Nobel Prize JOURNAL=Frontiers in Immunology VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2022.1021885 DOI=10.3389/fimmu.2022.1021885 ISSN=1664-3224