Covid Un-Explained
by bill - 2020-12-19 03:26:20 ( in life, health, covid, vaccines) [php version] rebuild
"Waves, Ripples and Surges Let's examine the normal pattern for an outbreak of a typical infectious disease. According to the US CDC: 1 A common-source outbreak is one in which a group of persons are all exposed to an infectious agent or a toxin from the same"