AUTHOR=Deng Xiyun , Zheng Chanjuan , Tang Faqing , Rosol Thomas J. , Shao Zhi-Ming TITLE=Editorial: Triple-negative breast cancer: Heterogeneity, tumor microenvironment and targeted therapy JOURNAL=Frontiers in Oncology VOLUME=12 YEAR=2022 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2022.1026566 DOI=10.3389/fonc.2022.1026566 ISSN=2234-943X