Fig. 2

Dose distribution of interOAR in different places from one patient. a 10 mm from PTV1 in O-VMAT; (b) 10 mm from PTV1 in F-VMAT; (c) 10 mm from PTV2 in O-VMAT; (d) 10 mm from PTV2 in F-VMAT; (e) at the center of interOAR in O-VMAT, and (f) at the center of interOAR in F-VMAT