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Covid-19: strains, infectivity and severity – Google Search

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Jul 2, 2020 – New, more infectious strain of COVID19 now dominates global cases … it does not seem that viruses with D614G cause more severe disease.

Jun 30, 2020 – Mutated COVID19 Viral Strain in U.S. and Europe 10 Times More … it about 10 times more infectious than the strain that originally was identified in Asia. … without resulting in a major observable difference in disease severity.

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