Nigeria: Polio-Free Status - Let's Sustain Immunization, Bill Gates Tells Nigeria

[Vanguard] Kano -- Co-chair Bill and Melinda Gates Foundation, Mr. Bill Gates says despite the fact that the World Health Organization has certified Nigeria as Polio - free, the country must not relent in Immunization exercise on its children.
Source: AllAfrica News: Polio - Category: Infectious Diseases Source Type: news