To further confirm the prognostic value of the 5 hub genes (C7, MAGEA6, HK2, CYP26B1 and EPO) in HCC, we performed K-M survival analysis in the training cohort, testing cohort and independent ICGC-LIRI cohort (Figures 5A–M). The gene discussed is CYP26B1; the disease is hepatocellular carcinoma.