AUTHOR=Ferroni Claudia , Varchi Greta TITLE=Editorial: Small molecules and smart drug delivery systems for combination cancer immunotherapy JOURNAL=Frontiers in Chemistry VOLUME=12 YEAR=2024 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2024.1412624 DOI=10.3389/fchem.2024.1412624 ISSN=2296-2646