再试。一年前的的文章，那时奥密刚开始。发这个贴的目的：疫苗效果曾经是用感染率来评估的，不是防“病”率

来源: fuz 于 2022-12-05 09:42:53 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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