AUTHOR=Kondoh Hiroshi , Castellvi Josep , LLeonart Matilde Esther TITLE=Editorial: How Do Metabolism, Angiogenesis, and Hypoxia Modulate Resistance? JOURNAL=Frontiers in Oncology VOLUME=11 YEAR=2021 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2021.671222 DOI=10.3389/fonc.2021.671222 ISSN=2234-943X