Corrigendum to: Long-Term Protection from SARS-CoV-2 Variants in Mice by a Phase II Clinically Evaluated Original mRNA Vaccine Booster - Jun Liu; Jing Sun; Liping Luo; Yanhong Tang; Hu Guo; Yiyun He; Qi Liu; Xuya Yu; Yumei Huang; Siyuan Zhang; Airu Zhu; Jun Dai; et al. (Zoonoses)