Novasari, Dewi, C., Sandria and Ramkita, N. 2026. Clinical and Histopathological Profile of Breast Cancer Based on HER2 Stratification ASCO/CAP 2018: Analysis of HER2-Positive, Negative, Low, and Ultralow. Biomedical Journal of Indonesia. 12, 2 (Jun. 2026), 185–190. DOI:https://doi.org/10.32539/bji.v12i2.331.