No abstract available
Keywords:
COVID-19; SARS-CoV-2; Vaccine effectiveness.
MeSH terms
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Adult
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Aged
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COVID-19 Vaccines* / administration & dosage
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COVID-19 Vaccines* / immunology
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COVID-19* / epidemiology
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COVID-19* / prevention & control
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Female
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Humans
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Immunization, Secondary*
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Male
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Middle Aged
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Netherlands / epidemiology
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Prospective Studies
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SARS-CoV-2* / immunology
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Vaccination
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Vaccine Efficacy*