AUTHOR=Gao Yanfeng , Yang Xuanming , Zhang Bin TITLE=Editorial: Development and Potential Mechanisms of Low Molecular Weight Drugs for Cancer Immunotherapy JOURNAL=Frontiers in Immunology VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2022.920442 DOI=10.3389/fimmu.2022.920442 ISSN=1664-3224