ISLAMABAD: The Emergency Committee under the International Health Regulations on the international spread of poliovirus has warned that re-infection of epidemiologically-critical areas and historical reservoirs in Pakistan and Afghanistan represent a significant risk to the gains made during the last 18 months. The emergency committee, in a statement issued in Geneva on Friday, says the risk of international spread of wild poliovirus remains since the … Continue reading Risk to polio fight gains made over 18 months highlighted