Delta variant ‘has ruined hopes of herd immunity’, experts say
Delta variant ‘has ruined hopes of herd immunity’, experts say
Prof Sir Andrew Pollard warned that while vaccines may slow the spread, they cannot stop it completely (Picture: Reuters)
The Delta variant of coronavirus has rendered any chance of attaining herd immunity ‘impossible’, the head of the Oxford Vaccine Group has said.
Professor Sir Andrew Pollard referred to the idea as ‘mythical’ and warned that while vaccines might ‘slow the process’ of…