AUTHOR=Bernardini Giovanni , Zabel Brian A. TITLE=Editorial: The Role of Chemoattractants in the Tumor Microenvironment JOURNAL=Frontiers in Immunology VOLUME=10 YEAR=2019 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2019.02671 DOI=10.3389/fimmu.2019.02671 ISSN=1664-3224