Fig. 1From: Prognostic value of tumor-infiltrating immune cells and immune checkpoints in elderly head-and-neck squamous cell carcinoma patients undergoing definitive (chemo)radiotherapyCONSORT diagram and representative immunohistochemistry stainings showing the workflow of the study. A CONSORT diagram showing the inclusion and exclusion process of the analyzed cohort. B Representative hematoxylin and eosin staining A as well as IHC stainings of the TIL markers CD3 B, CD4 C and CD8 D, and the ICs/immunosenescence-associated proteins CD96 E, LAG3 F, osteopontin G, PD-L1 H, TIGIT I and TIM3 J. Hematoxylin and eosin staining: 10 × magnification, IHC stainings: 20 × magnificationBack to article page