AUTHOR=Curran Michael A. , Fox Bernard A. , Redmond William L. TITLE=Editorial: Advances in Combination Tumor Immunotherapy JOURNAL=Frontiers in Oncology VOLUME=5 YEAR=2015 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2015.00198 DOI=10.3389/fonc.2015.00198 ISSN=2234-943X