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Effectiveness of COVID-19 vaccines in Ecuador: A test-negative design
BACKGROUND: The COVID-19 pandemic poses a significant global health threat, characterized by high morbidity, severity, and the emergence of concerning variants. Latin America has been greatly affected, with high infection and mortality rates. Vaccination plays a crucial role in mitigating severe dis...
Autores principales: | , , , , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Elsevier
2023
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10684373/ https://www.ncbi.nlm.nih.gov/pubmed/38033879 http://dx.doi.org/10.1016/j.jvacx.2023.100404 |