WHO: Polio Investments Strengthen Disease Surveillance Across Five African Countries Global Health News WHO: Polio Investments Strengthen Disease Surveillance Across Five African Countries Oluwatobi Adu August 19, 2026 0 ABUJA, Nigeria – The World Health Organization (WHO) says investments made to eliminate polio are strengthening broader... Read More Read more about WHO: Polio Investments Strengthen Disease Surveillance Across Five African Countries