WHO investigating new Polio strain in Meghalaya
Why in the News? The World Health Organization (WHO) is investigating a suspected new strain of polio in a two-year-old child from Tikrikilla, Meghalaya. What is Vaccine-Derived Polio? The Oral Polio Vaccine (OPV) contains a weakened form of the poliovirus that activates an immune response in the body. The vaccine-virus is excreted after vaccination and… Continue reading WHO investigating new Polio strain in Meghalaya