vin,
The Deadly Polio Epidemic and Why It Matters for Coronavirus
In 1952, the number of polio cases in the U.S. peaked at 57,879, resulting in 3,145 deaths. Those who survived this highly infectious disease could end up with some form of paralysis.
Before a vaccine was available, polio caused more than 15,000 cases of paralysis a year in the U.S.
Work the numbers
Market Data 
Markets 
AI
