Arizona PBS Previews

NOVA: Vaccines: Calling the Shots

Preview | 30s

Diseases that were largely eradicated 40 years ago are returning. Travel the globe to look at the science behind vaccinations, track epidemics, and investigate the serious human costs of opting out.

Aired: 09/10/14

Expired: 09/10/14

Rating: NR

Problems Playing Video? | Closed Captioning

Arizona PBS Previews is a local public television program presented by Arizona PBS.