AUTHOR=Jacobson Geraldine Meerbott , Takita Cristiane TITLE=Editorial: New Approaches to Breast Cancer Radiotherapy JOURNAL=Frontiers in Oncology VOLUME=11 YEAR=2021 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2021.645615 DOI=10.3389/fonc.2021.645615 ISSN=2234-943X