Salim, Sammeen, Muhammad Asif, Rabia Ahmed, and Muhammad Khadim. “D-1 / PD-L1 EXPRESSION IN INVASIVE BREAST CARCINOMA / CANCER”. Pakistan Armed Forces Medical Journal 71, no. 1 (February 23, 2021): 67-72. Accessed February 6, 2023. https://mail.pafmj.org/index.php/PAFMJ/article/view/3128.