Fig. 4From: EBV persistence in gastric cancer cases conventionally classified as EBER-ISH negativeKaplan–Meier curves of overall survival (OS) in the different patient groups. Kaplan–Meier curve showed a significantly better OS in EBER-ISH positive cases (C) than EBER-ISH negative cases (A). Although not significant, a notably difference was also found in cases with EBV traces (B) than EBER-ISH negative (A)Back to article page