Characteristics of serum IgM and IgG in children infected with novel coronavirus B.1.617.2 variants and the thought
He Yanfang, Liu Dianyue, Lin Jing
International Medicine and Health Guidance News . 2022, (1): 104 -106 .  DOI: 10.3760/cma.j.issn.1007-1245.2022.01.025