The high — and rising — rate of nonmedical vaccine exemptions has left major metropolitan areas vulnerable to measles outbreaks; other states have similar pockets of undervaccinated schoolchildren.
Medscape Medical News …read more
The high — and rising — rate of nonmedical vaccine exemptions has left major metropolitan areas vulnerable to measles outbreaks; other states have similar pockets of undervaccinated schoolchildren.
Medscape Medical News …read more