Corrigendum: Anlotinib Combined With Anti-PD-1 Antibodies Therapy in Patients With Advanced Refractory Solid Tumors: A Single-Center, Observational, Prospective Study - Yuan, Min; Zhu, Zhongzheng; Mao, Wei; Wang, Hui; Qian, Hong; Wu, Jianguo; Guo, Xianling; Xu, Qing (Frontiers in Oncology, 2022)