Corrigendum: The Application of External Ureteral Catheters in Children With Acute Kidney Injury Caused by Ceftriaxone-Induced Urolithiasis - Lin, Houwei; Geng, Hongquan; Xu, Guofeng; Fang, Xiaoliang; He, Lei; Xu, Maosheng (Frontiers in Pediatrics, 2020)