Quarter of people may already be immune to coronavirus – even though many have never been infected
even though many of them have never been infected, a new study by Public Health England (PHE) suggests. Over the past few months, researchers have followed nearly 2,850 key workers from the police, fire and health services to gauge levels of immunity to the virus. They discovered that, by June, one in four had high levels of , suggesting they had some level of protection against the virus – but nearly half had never been infected. Researchers believe they probably picked up immunity from similar coronaviruses such as those that cause the ...
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