AUTHOR= Frontiers Editorial Office TITLE=Expression of concern: A multi-stage plasmodium vivax malaria vaccine candidate able to induce long-lived antibody responses against blood stage parasites and robust transmission-blocking activity JOURNAL=Frontiers in Cellular and Infection Microbiology VOLUME=13 YEAR=2023 URL=https://www.frontiersin.org/journals/cellular-and-infection-microbiology/articles/10.3389/fcimb.2023.1292315 DOI=10.3389/fcimb.2023.1292315 ISSN=2235-2988