The work on [polio] prevention was long delayed by… misleading experimental models of the disease in monkeys
![The work on [polio] prevention was long delayed by… misleading experimental models Image](https://www.idlehearts.com/images/the-work-on-polio-prevention-was-long-delayed-by-misleading-experimental-models.jpg?x85372 "The work on [polio] prevention was long delayed by… misleading experimental models")
The work on [polio] prevention was long delayed by… misleading experimental models
The work on [polio] prevention was long delayed by… misleading experimental models of the disease in monkeys
