Figure 2

Kaplan–Meier curves for distant metastasis free survival (a) and overall survival (b) for patients with locally advanced hypopharyngeal and laryngeal cancers treated with definitive IMRT.
Kaplan–Meier curves for distant metastasis free survival (a) and overall survival (b) for patients with locally advanced hypopharyngeal and laryngeal cancers treated with definitive IMRT.