Fig. 3
![Fig. 3](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40880-019-0374-8/MediaObjects/40880_2019_374_Fig3_HTML.png)
Kaplan-Meier analysis comparing the overall survival of patients from the CMAB009 plus irinotecan arm to those in the sequential-CMAB009 arm. OS, overall survival; HR, hazard ratio; CI, confidence intervals
Kaplan-Meier analysis comparing the overall survival of patients from the CMAB009 plus irinotecan arm to those in the sequential-CMAB009 arm. OS, overall survival; HR, hazard ratio; CI, confidence intervals