https://blog.wongcw.com/2022/01/19/%e7%a0%94%e7%a9%b6%ef%bc%9a%e8%b6%85%e4%b8%89%e5%88%86%e4%b9%8b%e4%ba%8c%e7%9a%84covid-19%e7%96%ab%e8%8b%97%e4%b8%8d%e8%89%af%e4%ba%8b%e4%bb%b6%e6%98%af%e7%94%b1%e5%ae%89%e6%85%b0%e5%8a%91%e6%95%88/
研究:超三分之二的COVID-19疫苗不良事件是由安慰劑效應引起的