Chris Whitty suggests guidelines for use of masks after 19 July
by Matthew Weaver from Science | The Guardian on (#5KX73)
England's medical chief gives three situations in which it would be important to wear face covering
Prof Chris Whitty, England's chief medical officer, has set out three simple personal guidelines for when to continue wearing face masks after the Covid restrictions have been lifted.
Boris Johnson and Whitty were asked at Monday's Downing Street press conference what circumstances they would still use face coverings after 19 July.
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