Camrelizumab plus famitinib for advanced or metastatic urothelial carcinoma after platinum-based therapy: data from a multicohort phase 2 study =============================================================================================================================================== * Yuan-Yuan Qu * Zhongquan Sun * Weiqing Han * Qing Zou * Nianzeng Xing * Hong Luo * Xuepei Zhang * Chaohong He * Xiao-Jie Bian * Jinling Cai * Chunxia Chen * Quanren Wang * Ding-Wei Ye