Saputra E, Rahaju AS, Ridholia R. The correlation of the expression of PD-L1 and Cyclin D1 with histopathological grading in colorectal adenocarcinoma. Int. J. of Health Sci. [Internet]. 2022 Jul. 13 [cited 2024 Nov. 5];6(S6):1257-68. Available from: https://sciencescholar.us/journal/index.php/ijhs/article/view/10630