Al-Dughaishi, Malika, Asem Shalaby, Khawla Al-Ribkhi, Ammar Boudaka, Mohamed-Rachid Boulassel, and Jumana Saleh. “The Value of Programmed Death Ligand 1 Expression in Cancer Patients Treated With Neoadjuvant Chemotherapy”. Sultan Qaboos University Medical Journal 19, no. 4 (December 22, 2019): e277–283. Accessed May 4, 2024. https://journals.squ.edu.om/index.php/squmj/article/view/3381.