Trastuzumab Deruxtecan plus Pertuzumab for HER2-Positive Metastatic Breast Cancer - Sara M. Tolaney; Zefei Jiang; Qingyuan Zhang; Romualdo Barroso-Sousa; Yeon Hee Park; Mothaffar F. Rimawi; Cristina Saura; Andreas Schneeweiss; Masakazu Toi; Yee Soo Chae; Yasemin Kemal; Mukesh Chaudhari; et al. (New England Journal of Medicine, 2026)