https://www.newscientist.com/article/2238819-does-a-high-viral-load-or-infectious-dose-make-covid-19-worse/ https://www.newscientist.com/article/2238819-does-a-

https://www.newscientist.com/article/2238819-does-a-high-viral-load-or-infectious-dose-make-covid-19-worse/ https://www.newscientist.com/article/2238819-does-a-high-vir...