Howard, F., Fasching, P. A., Park, Y. H., Santa-Maria, C. A., Lim, E., Sparano, J. A., Lustberg, M. B., Bachelot, T., Blyuss, O., Brezden-Masley, C., Akdere, M., Ye, F., Kurz, C., Castro, P. D., Razavi, P. (2026). Predicting recurrence and survival in hormone receptor–positive (HR+)/HER2-negative (HER2–) early breast cancer (EBC) with machine learning models: Optimization of model complexity.. Journal of Clinical Oncology. https://doi.org/10.1200/jco.2026.44.16_suppl.562