被病毒折腾三十年，怎么伟大？疫苗是安慰剂，对老人有效的疫苗更是不可能开发出来。

来源: uptrend 于 2020-05-28 16:49:30 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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