Article

Protection conferred by vaccine plus previous infection (hybrid immunity) with vaccines of three different platforms during the Omicron variant period in Brazil

2022-04-13

Abstract excerpt

<h4>ABSTRACT</h4> Hybrid immunity (infection plus vaccination) provided high protection against infection and severe disease in the periods of delta and gamma variants of concern. However, the protection of hybrid immunity in the Omicron era remains unknown. We performed a test-negative study using Brazilian national databases between January 01 and March 22, 2022, a period of predominant circulation of the Omicro...

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Literature Corpus work: aa64c6f1-525c-5a22-a5fc-dae6c510da53
DOI: 10.1101/2022.04.12.22273752

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