Harahap, Surya Martua Horas. “Surgical Strategy in Multicentric Breast Cancer: A Comparative Analysis of Mastectomy Vs Mastectomy on Demand Following Neoadjuvant Chemotherapy”. Indonesian Journal of Global Health Research, vol. 8, no. 2, Apr. 2026, pp. 1069-76, doi:10.37287/ijghr.v8i2.775.