Kazmi, Sayher, Sumayyah Shawana, and Nighat Jamal. “PD-L1 in Breast Cancers and Its Prognostic Significance”. Journal of Bahria University Medical and Dental College 11, no. 1 (January 1, 2021): 40–43. Accessed May 18, 2024. https://jbumdc.bahria.edu.pk/index.php/ojs/article/view/542.