Pant, V. and Harlalka, M. 2023. Study of PD-L1 Expression in Tumours Based on Site and Histology of Tumour – The Experience of a Tertiary Referral Laboratory. Asian Pacific Journal of Cancer Biology. 8, 1 (Apr. 2023), 31-37. DOI:https://doi.org/10.31557/apjcb.2023.8.1.31-37.