Activity of trastuzumab-emtansine (TDM1) in HER2-positive breast cancer brain metastases: A case series Activity of trastuzumab-emtansine (TDM1) in HER2-positive breast cancer brain metastases: a case series. Cancer Treat Commun 2016; 7: 43-46... KC Keith,Y Lee,MG Ewend,... - 《Cancer ...