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. 2020 Sep 17;11:1036. doi: 10.3389/fneur.2020.01036

Figure 4.

Figure 4

Hazard ratios and 95% confidence intervals of the association between overall survival and administration routes of carmustine (A), and different doses of carmustine wafer (B) in GBM patients. CI, confidence interval; df, degrees of freedom; SE, standard error.