No abstract available
MeSH terms
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Adult
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Antibodies, Viral / blood
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Betacoronavirus / immunology*
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COVID-19
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COVID-19 Testing
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Clinical Laboratory Techniques*
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Coronavirus Infections / diagnosis
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Coronavirus Infections / epidemiology*
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Female
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Foundations
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France / epidemiology
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Health Personnel / statistics & numerical data*
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Hospitals, Voluntary / statistics & numerical data*
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Humans
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Immunoglobulin G / blood
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Male
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Middle Aged
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Pandemics*
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Pneumonia, Viral / diagnosis
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Pneumonia, Viral / epidemiology*
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SARS-CoV-2
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Seroepidemiologic Studies
Substances
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Antibodies, Viral
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Immunoglobulin G