The University of Pittsburgh’s Dr. Jonas Salk announced a successful test on a small group of adults and children for the polio vaccine developed by his team.
Polio Vaccine Developed
Posted May 31, 2023
![Jonas Salk Polio](/wp-content/uploads/2023/05/polio.jpg)
The University of Pittsburgh’s Dr. Jonas Salk announced a successful test on a small group of adults and children for the polio vaccine developed by his team.