Moderna said its new two-strain Covid-19 booster increases people’s immunity against the dominant Omicron variant, bolstering the company’s hopes to roll it out as a fourth dose in the late summer.
莫德纳(Moderna)表示,其新的双毒株Covid-19加强剂能提高人们对主要流行毒株Omicron变体的免疫力,这增强了该公司在夏末将其作为第四针疫苗推出的希望。
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