AUTHOR=Cardoso Elsa M. , Arosa Fernando A. TITLE=CD8+ T Cells in Chronic Periodontitis: Roles and Rules JOURNAL=Frontiers in Immunology VOLUME=8 YEAR=2017 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2017.00145 DOI=10.3389/fimmu.2017.00145 ISSN=1664-3224