Corrigendum: Interferon-α2b Treatment for COVID-19 - Zhou, Qiong; Chen, Virginia; Shannon, Casey P.; Wei, Xiao-Shan; Xiang, Xuan; Wang, Xu; Wang, Zi-Hao; Tebbutt, Scott J.; Kollmann, Tobias R.; Fish, Eleanor N. (Frontiers in Immunology, 2020)