Corrigendum: Correlation of Bromodomain Protein BRD4 Expression With Epithelial–Mesenchymal Transition and Disease Severity in Chronic Rhinosinusitis With Nasal Polyps - Zhou, Xuanchen; Cui, Zhaoyang; Liu, Yiqing; Yue, Zhiyong; Xie, Fengyang; Ding, Ling; Xu, Shuai; Han, Jie; Zhang, Hong (Frontiers in Medicine, 2020)