Corrigendum: Blinatumomab for treating pediatric B-lineage acute lymphoblastic leukemia: A retrospective real-world study - Wu, Ying; Li, Yanming; Fan, Jia; Qi, Peijing; Lin, Wei; Yang, Jie; Liu, Huiqing; Wang, Xiaoling; Zheng, Huyong; Wang, Tianyou; Zhang, Ruidong (Frontiers in Pediatrics, 2022)