AUTHOR=Kessel Kerstin Anne , Lee Anne W. M. , Bentzen Søren M. , Vikram Bhadrasain , Nüsslin Fridtjof , Combs Stephanie E. TITLE=Editorial: Data Based Radiation Oncology—Design of Clinical Trials JOURNAL=Frontiers in Oncology VOLUME=8 YEAR=2018 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2018.00034 DOI=10.3389/fonc.2018.00034 ISSN=2234-943X