AUTHOR=Yi Jianying , Liu Zhili , Cao Xi , Pi Lili , Zhou Chunlei , Mu Hong TITLE=Development of a prediction nomogram for IgG levels among asymptomatic or mild patients with COVID-19 JOURNAL=Frontiers in Cellular and Infection Microbiology VOLUME=14 YEAR=2024 URL=https://www.frontiersin.org/journals/cellular-and-infection-microbiology/articles/10.3389/fcimb.2024.1477585 DOI=10.3389/fcimb.2024.1477585 ISSN=2235-2988