Much of the vaccination controversy centers around young children.
Oregon health officials are concerned with an older population, and a specific one: University of Oregon students.
The Oregon Health Authorityurges UO students to get meningitis B shots during spring break (March 23-27); six people have become sick, and one of those has died.
Paul Cieslak is the medical director of infectious disease and immunization programs at OHA; he visits with facts and figures.