AUTHOR=Silvestre Francisco Javier , Márquez-Arrico Cecilia Fabiana TITLE=COVID-19 and Periodontitis: A Dangerous Association? JOURNAL=Frontiers in Pharmacology VOLUME=12 YEAR=2022 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2021.789681 DOI=10.3389/fphar.2021.789681 ISSN=1663-9812