S-COV
30 % of cases. Less aggressive. Less complications. Sourced to ancestral bats.
L-COV
70 % of cases. More aggressive. More complications. Dominant in early Wuhan. Can collapse though due to high virulence. First showed up on 1/20/20.
Source is Peak Prosperity. His source was a scientific study I did not write down.
Dominant in Early Wuhan should read Became Dominant in Wuhan.