Dear Editor:
Some readers may recall the relief that flooded the nation when Jonas Salk’s polio vaccine finally opened to the American public in 1955. At the time, polio cases were infecting tens of thousands of children per year, leaving many disabled or dead. Since release of the vaccine, mass global vaccination efforts have isolated wild polio virus to just two countries worldwide: Afghanistan and Pakistan.
All 50 states have laws on the books mandating…