Clip Description: "Before Vaccines"
Dr. Paul Offit, Chief of Infectious Diseases at the Children's Hospital of Philadelphia, talks about life for children in the United States before the development of vaccines.



More Clips

Film Clip 1: "Before Vaccines"
Film Clip 2: "What Is Polio?"
Film Clip 3: "Jonas Salk"

Film Clip 4: "Down To The Lab"
Film Clip 5: "Risk Vs. Reward"
Film Clip 6: "Why Can't This Happen About Other Things?"