covid-19 Coronavirus

COVID-19 survivors may only need one vaccine dose, study says

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COVID-19 mRNA vaccine could provide the same level of protection or higher in a person who has recovered from the virus than someone with no history of infection who has received both shots, a new study has found.If widely accepted, experts say it could be a pivotal part of the race to achieve herd immunity.“The reason why we get two doses of some of these vaccines is to prime our immune system and then boost our immune system after that priming,” said Dr.

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