请问您的意思是打了身体就有抗体了，相比没打过的人抗体是零的要安全很多？感谢提供真实数据

来源: CLary 于 2022-05-03 19:12:27 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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