distributions in the axial

Figure 1: Dose distributions in the axial and coronal in one representative case. PTV_{69.96 Gy}: white; PTV_{60 Gy}: green; PTV_{54 Gy}: light blue; right parotid: purple; left parotid: pink. Abbreviations: FF-VMAT: Flattening Filter-Volumetric Modulated Arc Therapy; FFF-VMAT: Flattening Filter Free-Volumetric Modulated Arc Therapy; HT: Helical TomoTherapy; PTV: Planning Target Volume.