‘We will not have a vaccine by next winter.’ CDC says second wave of coronavirus could be worse. Will ‘herd immunity’ help? – MarketWatch

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‘We will not have a vaccine by next winter.’ CDC says second wave of coronavirus could be worse. Will ‘herd immunity’ help? – MarketWatch

‘The four seasonal coronaviruses do not seem to induce long-term immunity,’ said Gregory Poland, who studies the immunogenetics of vaccines at the Mayo Clinic
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