In the Original Investigation titled “Proton Beam Radiotherapy and Concurrent Chemotherapy for Unresectable Stage III Non–Small Cell Lung Cancer: Final Results of a Phase 2 Study,”1 published online July 20, 2017, there were errors in Figure 2a in the Kaplan-Meier curves. This article was previously corrected in September 2017 to fix the numbers at risk in Figure 2a.2 This article was corrected online.
et al. Proton beam radiotherapy and concurrent chemotherapy for unresectable stage III non–small cell lung cancer: final results of a phase 2 study. JAMA Oncol
. 2017;3(8):e172032. doi:10.1001/jamaoncol.2017.2032Google ScholarCrossref