AUTHOR=Gelanew Tesfaye , Wassie Liya , Mulu Andargachew , Wondwossen Liya , Abebe Markos , Mihret Adane , Abdissa Alemseged TITLE=Is heterologous prime-boost COVID-19 vaccination a concern or an opportunity for Ethiopia? JOURNAL=Frontiers in Public Health VOLUME=10 YEAR=2023 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2022.1046546 DOI=10.3389/fpubh.2022.1046546 ISSN=2296-2565