US government advisers have recommended the approval of a fourth Covid-19 jab developed by Novavax, expressing hopes that it can help boost the nation’s flagging immunisation programme as a new wave of infections sweeps across the population.
美國政府顧問建議批準諾瓦瓦克斯(Novavax)研發的第四種新冠疫苗,并表示希望在新的感染浪潮席卷整個人口時,它能幫助促進國家的免疫接種計劃。
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