Correction to: The mouse and ferret models for studying the novel avian-origin human influenza A (H7N9) virus. - Xu, Lili; Bao, Linlin; Deng, Wei; Zhu, Hua; Chen, Ting; Lv, Qi; Li, Fengdi; Yuan, Jing; Xiang, Zhiguang; Gao, Kai; Xu, Yanfeng; Huang, Lan; et al. (Virology Journal, 2020)