Fernandes, G., Augusto, I., Moreira, C., Moreira, I., Teixeira, A. C., Coelho, J. Q., Garcia, A. R., Simões, P., Almeida, S. B. D., Campoa, E., Mariano, M., Cunha, R., Costa, D. A., Vitorino, M. M., Domingues, T. D., Abreu, M. H. (2026). Sequence of similar-payload ADCs: Does it make sense in real-world HER2-low advanced breast cancer?—The Portuguese national study.. Journal of Clinical Oncology. https://doi.org/10.1200/jco.2026.44.16_suppl.1140