A new vaccine against the polio virus has helped reduce the number of polio cases by more than 90%.
polio vaccineAre mass swine flu vaccinations on the way?Seattle Post-Intelligencer: Health and Fitness Tue, 07/21/2009 - 14:30
Public health experts gear up for what may be the largest mass-immunization campaign since the polio vaccine of 1959. Polio cases double in NigeriaHeadlines from the Associated Press Mon, 04/21/2008 - 15:39
LONDON (AP) -- Polio cases have nearly doubled this year in the West African nation of Nigeria as officials struggle to fight various natural strains of the virus as well as an outbreak set off by the polio vaccine itself three years ago.... |
