Covid-19: New variant 'raises R number by up to 0.7'
Covid-19: New variant 'raises R number by up to 0.7' The new variant of Covid-19 is "hugely" more transmissible than the virus's previous version, a study has found. It concludes the new variant increases the Reproduction or R number by between 0.4 and 0.7.covid-19LINK