Detection of IgM, IgG and SARS-CoV-2 RNA among the personnel of the University of Milan, March through May 2020: the UNICORN study.

BMJ Open · 2021 · PMC7992385 · PMID 33762247

Europe PMC DOI

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a clear trendno p-value reported

20 On the other hand, a novel finding observed in this study is that we did not observe a clear trend in the increase of subjects with Ig against SARS-CoV-2 during the study period.

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