AUTHOR= Frontiers Production Office TITLE=Erratum: Breakthrough infections with the omicron and delta variants of SARS-CoV-2 result in similar re-activation of vaccine-induced immunity JOURNAL=Frontiers in Immunology VOLUME=14 YEAR=2023 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2023.1249100 DOI=10.3389/fimmu.2023.1249100 ISSN=1664-3224