Abstract
This study estimates SARS-CoV-2 infections and disease severity with the receipt of a booster and by type of booster.
MeSH terms
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COVID-19 / epidemiology*
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COVID-19 / prevention & control*
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COVID-19 Vaccines*
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Humans
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Immunization, Secondary / statistics & numerical data*
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Incidence
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Severity of Illness Index
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Singapore / epidemiology