A new nomogram for predicting extraurothelial recurrence in patients with upper urinary tract urothelial carcinoma following radical nephroureterectomy - Wu, Hao; Jia, Dan; Dai, Xianyu; Cao, Hongliang; Wang, Fulin; Yang, Tong; Wang, Lei; Xu, Tao; Gao, Baoshan (Frontiers in Oncology, 2024)