AUTHOR=Cao Wei , Liu Xiaosheng , Hong Ke , Ma Zhiyong , Zhang Yuelun , Lin Ling , Han Yang , Xiong Yong , Liu Zhengyin , Ruan Lianguo , Li Taisheng TITLE=Corrigendum: High-Dose Intravenous Immunoglobulin in Severe Coronavirus Disease 2019: A Multicenter Retrospective Study in China JOURNAL=Frontiers in Immunology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2021.671443 DOI=10.3389/fimmu.2021.671443 ISSN=1664-3224