Review Article

The Prognostic Significance of miR-21 Expression among Surgically Resected Hepatocellular Carcinoma Patients: Evidence from a Meta-Analysis and Retrospective Cohort Study

Figure 2

Kaplan-Meier curves for overall survival (a) and disease-free survival (b) according to miR-21 expression in HCC patients who underwent surgical resection.
(a)
(b)