No abstract available
Keywords:
Antibodies, Viral/blood; COVID-19; Immunoglobulin G; Immunoglobulin M; SARS-CoV-2.
MeSH terms
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Antibodies, Viral
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COVID-19*
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Delivery of Health Care
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Health Personnel
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Hospitals
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Humans
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Portugal / epidemiology
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SARS-CoV-2*
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Seroepidemiologic Studies