Moderna Begins Testing Covid Vaccine In Children F D A Authorizes And Pfizer For Youngest
这结果说明， 牛津疫苗对于新冠主要感染的老年人群来说是个有利的好消息，并且相比较 moderna疫苗大约28镑、辉瑞疫苗也需要15镑 的价格来说， 牛津疫苗每剂只需2镑， 再结合.
Moderna Begins Testing Its Covid Vaccine in Babies and Young Children
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