Updated Efficacy Data of Ivonescimab Plus Chemotherapy as First-Line Treatment for TNBC at ESMO IO 2025 on December 11, 2025 Combined ESMO IO First line treatment Ivonescimab PD-1/VEGF bispecific antibody Pharmacotherapy Phase 2 Clinical Trials TNBC Triple Negative Breast Neoplasms Yidafan +