Fig. 2
Overall survival before and after PSM. Legend: The overall survival rate with proton and photon radiotherapy before (a) and after PSM (b). PSM: propensity score matching
Fig. 2 | Radiation Oncology
Overall survival before and after PSM. Legend: The overall survival rate with proton and photon radiotherapy before (a) and after PSM (b). PSM: propensity score matching