1.
Fan X. Combining PD-1/PD-L1 and CTLA-4 inhibitors for the treatment of colorectal cancer: A systematic review and meta-analysis. HSET [Internet]. 2024 Jul. 11 [cited 2026 Aug. 11];102:597-605. Available from: https://drpress.org/ojs/index.php/HSET/article/view/22052