First-generation BNT162b2 and AZD1222 vaccines protect from COVID-19 pneumonia during the Omicron variant emergence.
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Full Title: Public Health
Abbreviation: Public Health
Country: Unknown
Publisher: Unknown
Language: N/A
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Subject Category: Public Health
Available in Europe PMC: Yes
Available in PMC: Yes
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"in fully vaccinated adults (please see the supplementary data 1 ) we documented that participants with a longer interval from the last vaccine shot and illness onset (6 or more months) had a slight but significantly reduced risk for developing severe illness (vs <6 months: rr = 1 002 95% ci 1 001-1 003).; however we consider that most of these infections correspond to the variant of interest given (1) the documented peak in the incidence of covid-19 in mexico during the study period (please see the supplementary data 2 ) and (2) in the united states and also during the end of 2021 of start of 2022 the omicron variant was identified in nearly 99% of genomic sequences."
"Competing interests None declared."
"Funding None."
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Last Updated: Aug 05, 2025