AUTHOR=Ottaiano Alessandro , Berretta Massimiliano , Von Arx Claudia , Capozzi Monica , Caraglia Michele TITLE=Editorial: The Treatment of RAS or BRAF Mutated Metastatic Colorectal Cancer: Challenges and Perspectives JOURNAL=Frontiers in Oncology VOLUME=12 YEAR=2022 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2022.852445 DOI=10.3389/fonc.2022.852445 ISSN=2234-943X