Question

Who is credited with developing the succesful polio vaccine?

Answer 1

$\huge\mathfrak\green{Jonas\:Salk}$

On March 26, 1953, American medical researcher $\bold\red{Dr. \:Jonas\: Salk}$announces on a national radio show that he has successfully tested a vaccine against poliomyelitis, the virus that causes the crippling disease of polio.

Answer 2

Dr.JonasSalk credited with developing the succesful polio vaccine.