https://blog.wongcw.com/2022/05/11/h1n1%e6%88%96%e6%98%af1918%e5%a4%a7%e6%b5%81%e6%84%9f%e6%af%92%e6%a0%aa%e7%9b%b4%e6%8e%a5%e5%be%8c%e4%bb%a3/
H1N1或是1918大流感毒株“直接後代”