AUTHOR=Cao Xiukai , Wang Shan , Ge Ling , Zhang Weibo , Huang Jinlin , Sun Wei TITLE=Corrigendum: Extrachromosomal Circular DNA: Category, Biogenesis, Recognition, and Functions JOURNAL=Frontiers in Veterinary Science VOLUME=8 YEAR=2021 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2021.784611 DOI=10.3389/fvets.2021.784611 ISSN=2297-1769