Feizal Faturahman, Mulawan Umar, Theodorus. Serum Calcium as a Preoperative Surrogate of Tumour Burden in Stage III Breast Carcinoma: A Cross-Sectional Surgical-Oncology Study. sjs [Internet]. 2026Jun.15 [cited 2026Jun.15];9(1):156-67. Available from: https://sriwijayasurgery.com/index.php/sjs/article/view/153