Wang, Yetao, Suying Qian, and Kesang Li. “Research Progress of the Treatment of PD-1 Immune CheckpointInhibitors in Oral Squamous Cell Carcinoma”. Journal of Oncology Research 2, no. 2 (November 3, 2020): 9–15. Accessed April 28, 2024. https://journals.bilpubgroup.com/index.php/jor/article/view/2429.