Moderna Says New Covid 19 Booster Offers Better Protection Seeks Fda Authorization For A Second Dose Of Its
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.
As omicron surges, CDC shortens Moderna booster waiting period to 5
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