The December 1, 2013, article by Cannon et al, entitled "Dose-Limiting Toxicity After Hypofractionated Dose-Escalated Radiotherapy in Non–Small-Cell Lung Cancer" (J Clin Oncol 31: 4343-4348, 2013), was published online October 21, 2013, with an error.
In Figure 2A, the x-axis was labeled as "Time (days)." However, it should have been "Time (years)."
These have been corrected as of February 29, 2016. Journal of Clinical Oncology apologizes for the error.