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Gam-COVID-Vac, EpiVacCorona, and CoviVac effectiveness against lung injury during Delta and Omicron variant surges in St. Petersburg, Russia: test-negative case-control study

2022-06-02

Abstract excerpt

<h4>Background: </h4> Monitoring vaccine effectiveness (VE) remains a priority for epidemiological research throughout the COVID-19 pandemic. VE against infection declines with the emergence of new SARS-CoV-2 variants of concern, but VE against the severe disease remains high. Therefore, we aimed to estimate the effectiveness of COVID-19 vaccines used in Russia against lung injury during delta and omicron surges....

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Literature Corpus work
49e91bb1-b78f-5c7d-9347-268ddfbb6c77
DOI
10.21203/rs.3.rs-1709300/v1
Open publication

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