Fig. 12From: Correction: PD − L1 immunostaining: what pathologists need to knowA Case of buccal mucosa squamous cell carcinoma. B Immunohistochemical staining for PD-L1 revealing staining of tumor cells (right side of the figure) and tumor immune cells (left side of the figure). CPS: 90 (DAKO 22C3 antibody)Back to article page