Three-dimensional template combined with MR-guided iodine-125 brachytherapy for recurrent brain metastases - He, Xiangmeng; Xu, Yujun; Liu, Ming; Fang, Jing; Zhang, Kai; Guo, Xiaotong; Yan, Xingchang; Li, Chengli (Journal of Contemporary Brachytherapy, 2023)