Clinical value of CT-guided radioactive 125I particle implantation combined with 89SrCl2 in relieving pain after failure of external irradiation in patients with prostate cancer bone metastases. - Ji, Liqiu; Zhang, Wenwen; Hao, Shanhu; Wang, Zhiguo; Zhang, Guoxu; Wang, Jigang (Journal of Contemporary Brachytherapy, 2025)