Fig. 2From: Dosimetric study between a single isocenter dynamic conformal arc therapy technique and Gamma Knife radiosurgery for multiple brain metastases treatment: impact of target volume geometrical characteristicsDosimetric impact of the isodose line prescription on MBM 2.0 concerning a the mean Paddick Index, b the mean Gradient Index and c the mean normal brain volume receiving at least 12 GyBack to article page