Fatima, T., Huma, Z., Ali, S., Hussain, S., Zahid, S. and Nafis, F. 2026. Significance of CHEK2 expression in pathogenesis of breast cancer. Journal of the Pakistan Medical Association. 76, 09 (Aug. 2026), 1454–1459. DOI:https://doi.org/10.47391/JPMA.30493.