Fig.1

Kaplan–Meier survival curves of progression-free survival (a) and overall survival (b) of all patients. Vertical lines show censored events, and the shaded regions represent 95% CIs.

Kaplan–Meier survival curves of progression-free survival (a) and overall survival (b) of all patients. Vertical lines show censored events, and the shaded regions represent 95% CIs.