The World Health Organization (WHO) recently led an outbreak response assessment in mid-April 2022, concluding that poliovirus is no longer circulating in Tajikistan.
And the WHO recommended an official closure of the polio outbreak on April 28, 2022.
The outbreak in Tajikistan marked the first detection of circulating vaccine-derived poliovirus type 2 (cVDPV2) in the WHO European Region.
Detection of just one polio case from a wild or vaccine-derived poliovirus is considered an outbreak and requires an immediate and comprehensive response, says the WHO.
Read More
