Muhammad Omer Altaf, S. Aqeel, E. Tahir, and I. K. Niazi, “Correlation of Mammographic Breast Density (MD) And Background Parenchymal Enhancement (BPE) With Various Factors Especially Receptor Status In Pakistani Population.”, ArchSurgRes, vol. 2, no. 2, pp. 8-14, Jun. 2021.