highly significantP <0.001
Positivity of plasma EBV-DNA at diagnosis was a highly significant prognosticator of OS (HR, 8.38; 95% CI, 3.03-23.19; P <0.001).
Positivity of plasma EBV-DNA at diagnosis was a highly significant prognosticator of OS (HR, 8.38; 95% CI, 3.03-23.19; P <0.001).