https://blog.wongcw.com/2020/04/18/%e4%b8%96%e8%a1%9b%e7%b5%84%e7%b9%94%e8%ad%a6%e5%91%8a%ef%bc%9a%e7%84%a1%e8%ad%89%e6%93%9a%e8%a1%a8%e6%98%8e%e6%93%81%e6%9c%89%e6%96%b0%e5%86%a0%e7%97%85%e6%af%92%e6%8a%97%e9%ab%94%e5%b0%b1%e5%8f%af/
世衛組織警告:無證據表明擁有新冠病毒抗體就可長期免疫