Prospective, Multicenter, Observational Study of Apatinib Single or Combined Capecitabine for Treatment of Patients With Metastatic Her-2 Negative Breast Cancer
研究单位：[1]Hebei Medical University Fourth Hospital河北医科大学第四医院[2]The 307th Hospital of Chinese Peoples' Liberation Army
研究目的：
The purpose of this study is to assess the efficacy and safety of patients who receive apatinib single or combined capecitabine for treatment of patients with metastatic her-2 negative breast cancer.
