Associations of Vaccination and of Prior Infection With Positive PCR Test Results for SARS-CoV-2 in Airline Passengers Arriving in Qatar.
Where this comes from
- Record sourced from PubMed, PMID 34106201.
- Also identified by DOI 10.1001/jama.2021.9970 and PMC identifier PMC8117967.
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Abstract
This study explores the association of vaccination against COVID-19 or prior SARS-CoV-2 infection with PCR test positivity in airline passengers arriving in Qatar, February-April 2021.