Exploring metastatic breast cancer treatment changes during COVID-19 pandemicArticle Published on 2021-07-012023-07-06 Journal: Journal of chemotherapy (Florence, Italy) [Category] SARS, [키워드] antiHer2 agents Chemotherapy COVID-19 pandemic elderly patients endocrine therapy. Metastatic breast cancer [DOI] 10.1080/1120009X.2020.1829328