WHO says Covid-19 boosters needed, reversing previous position

An expert group convened by the World Health Organization said it “strongly supports urgent and broad access” to booster doses of Covid-19 vaccine amid the global spread of Omicron, capping a reversal of the UN agency’s repeated insistence last year that boosters weren’t necessary for healthy people and contributed to vaccine inequity.In a statement on Tuesday, WHO said its expert group concluded that immunisation with authorised Covid-19 vaccines provide high levels of protection against…

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