A single dose of Pfizer and BioNtech's COVID-19 vaccine cuts the number of asymptomatic infections and could significantly reduce the risk of transmission of the virus, results of a UK study found on Friday. Researchers analysed results from thousands of COVID-19 tests carried out each week as part of hospital screenings of healthcare staff in Cambridge, eastern England. "Our findings show a dramatic reduction in the rate of positive screening tests among asymptomatic healthcare workers after a single dose of the Pfizer-BioNTech vaccine," said Nick Jones, an ...
Pfizer Covid-19 vaccine reduces transmission after one dose: UK study
The study and its results have yet to be independently peer-reviewed by other scientists