AUTHOR= Frontiers Editorial Office TITLE=Retraction: The role of microRNAs in the tumorigenesis of ovarian cancer JOURNAL=Frontiers in Oncology VOLUME=10 YEAR=2020 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2020.00585 DOI=10.3389/fonc.2020.00585 ISSN=2234-943X