127TiP Phase II, open-label study to evaluate the safety and efficacy of praluzatamab ravtansine (CX 2009) in metastatic HR-positive/HER2 non-amplified breast cancer (mHR+/HER2− BC) and CX-2009 as monotherapy and in combination with pacmilimab in metastatic triple-negative breast cancer (mTNBC) | Publicación