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Prognostic significance of tumour-infiltrating lymphocytes (TILs) in glioblastoma. (A) Immunohistochemical pictures demonstrating the subgroups of low infiltration and high infiltration. (B–F) Kaplan–Meier plots of overall survival and progress-free survival, stratified by the predefined cutoff points for CD8+, CD4+ and FoxP3+ TILs.
