AUTHOR=Kisielinski Kai , Wojtasik Barbara , Zalewska Aleksandra , Livermore David M. , Jurczak-Kurek Agata TITLE=The bacterial burden of worn face masks—observational research and literature review JOURNAL=Frontiers in Public Health VOLUME=12 YEAR=2024 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2024.1460981 DOI=10.3389/fpubh.2024.1460981 ISSN=2296-2565