Shitara, K., Enzinger, P. C., Mohapatra, A., Janjigian, Y. Y. (2025). Valemetostat and trastuzumab deruxtecan (T-DXd) in previously treated advanced or metastatic human epidermal growth factor receptor 2 (HER2)-positive gastric cancer or gastro-esophageal junction (GEJ) adenocarcinoma.. Journal of Clinical Oncology. https://doi.org/10.1200/jco.2025.43.4_suppl.tps508