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Article
Medicine, General & Internal
Antibody Status and Incidence of SARS-CoV-2 Infection in Health Care Workers
S. F. Lumley et al.
Summary: In a longitudinal study of seropositive and seronegative health care workers undergoing asymptomatic and symptomatic SARS-CoV-2 testing, the presence of anti-spike or anti-nucleocapsid IgG antibodies was associated with a substantially reduced risk of SARS-CoV-2 reinfection in the ensuing 6 months.
NEW ENGLAND JOURNAL OF MEDICINE (2021)