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Effectiveness of inactivated COVID-19 vaccines among older adults in Shanghai: retrospective cohort study
We conducted a matched retrospective cohort study of two cohorts to estimate inactivated vaccine effectiveness (VE) and its comparative effectiveness of booster dose among older people in Shanghai. Cohort 1 consisted of a vaccinated group (≥1 dose) and an unvaccinated group (3,317,475 pairs), and co...
Autores principales: | , , , , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group UK
2023
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10086022/ https://www.ncbi.nlm.nih.gov/pubmed/37037803 http://dx.doi.org/10.1038/s41467-023-37673-9 |