We knew of natural immunity for 2,500 years, all the way back to the Athenian plague, I remind you of this substack "The same man was never attacked twice and certainly not fatally"; CDC LIED!
by Paul Alexander
That one statement is natural immunity in all of it's glory 2,500 yr; this is natural immunity, yet these morons, these malfeasants, these inept corrupted CDC, NIH, FDA, Health Canada people pretended