Pyrotinib Plus Trastuzumab and Chemotherapy in Metastatic HER2-positive Breast Cancer Patients- a Multicenter Retrospective Study
Pyrotinib Plus Trastuzumab and Chemotherapy in Metastatic HER2-positive Breast Cancer Patients- a Multicenter Retrospective Study
To evaluate the patterns and treatment outcomes of pyrotinib plus trastuzumab and chemotherapy in the real world.
Inclusion Criteria:
Exclusion Criteria: