样本数目太小.数据不可靠.,根据AR疫情数据,AR有新冠抗体的人口比率在5%左右而非3%，LOL

来源: 老玩家于 2020-10-24 22:05:08 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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