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Kaplan-Meier analysis for DFS according to low vs. high AF of macrophages and mast cells in the tumor center (A), inner margin (B, D) and peritumor area (C, E) of HCC. (A), (B) - CD68+ macrophages. (C) - CD163+ macrophages. (D, E) - CD117+ mast cells. Abbreviations: DFS, disease-free survival; HCC, hepatocellular carcinoma; TC, tumor center; IM, inner margin; PT, peritumor area; n, number of patients at risk
