AUTHOR=Frontiers Editorial Office TITLE=Retraction: Green Synthesis of Metallic Nanoparticles and Their Potential Applications to Treat Cancer JOURNAL=Frontiers in Chemistry VOLUME=10 YEAR=2023 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2022.1133173 DOI=10.3389/fchem.2022.1133173 ISSN=2296-2646