S. Sugiharto, “The Correlation of BRCA 1 Promoter Methylation and Clinicopathological Appearance in Breast Cancer”, IJSBAR, vol. 41, no. 1, pp. 51–60, Aug. 2018, Accessed: Feb. 07, 2026. [Online]. Available: https://gssrr.org/JournalOfBasicAndApplied/article/view/9275