Fig. 1From: Permanent interstitial 125I seed implantation as a salvage therapy for pediatric recurrent or metastatic soft tissue sarcoma after multidisciplinary treatmentIsodose curve after seed implantation on a CT scan. The inner red curve represents the gross tumor volume. The ellipses are isodose lines of 200, 145, 100, and 45 Gy from inside to outside, respectivelyBack to article page