Research Article

A Hybrid IMRT/VMAT Technique for the Treatment of Nasopharyngeal Cancer

Figure 2

Representative dose-volume histogram of PTVs for 9F-IMRT, 2ARC-VMAT, and Hybrid IMRT/VMAT. The curves of 9F-IMRT, 2ARC-VMAT, and Hybrid IMRT/VMAT are indicated in solid lines, dashed lines, and dotted lines, respectively.