This is kinda long to read, but over the course of a day or two I finally got all the way through it.  Very interesting.  I still think the flu pandemic of 1918 was caused from/by the use, misuse or overuse of good ol' aspirin.

https://epidemicfacts.wordpress.com/2015/01/20/public-health-fairytales-vaccines-stop-the-spread-of-disease/