Observed protection against SARS-CoV-2 reinfection following a primary infection: A Danish cohort study among unvaccinated using two years of nationwide PCR-test data

Observed protection against SARS-CoV-2 reinfection following a primary infection: A Danish cohort study among unvaccinated using two years of nationwide PCR-test data

Background: The level of protection after a SARS-CoV-2 infection against reinfection and COVID-19 disease remains important with much of the world still unvaccinated. Methods: Analysing nationwide, individually referable, Danish register data including RT-PCR-test results, we conducted a cohort stud...

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Bibliographic Details
Main Authors: Bager, P. (Author), Drewes, B. (Author), Ethelberg, S. (Author), Gubbels, S.M (Author), Hansen, C.H (Author), Legarth, R. (Author), Michlmayr, D. (Author), Mølbak, K. (Author), Møller, C.H (Author), Møller, F.T (Author), Obel, N. (Author), Valentiner-Branth, P. (Author)
Format: Article
Language:English
Published: Elsevier Ltd 2022
Subjects:
Cohort studies
COVID-19
Epidemic
Herd immunity
Immunity
Reinfection
SARS-CoV-2 variants
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