Furqan, Mainal, Fatma S. Wahyuni, Meri Susanti, and Dachriyanus Hamidi. “Synergistic Cytotoxic and Cell Cycle-Regulating Effects of Garcinia Cowa Leaf Extract and Trastuzumab in HER2-Positive Breast Cancer Cells”. Tropical Journal of Natural Product Research (TJNPR) 9, no. 3 (March 28, 2025): 992 – 1000. Accessed April 28, 2025. https://tjnpr.org/index.php/home/article/view/6077.