The last case of polio in Cyprus caused by a wild-type poliovirus occurred in 1995. Since then Cyprus belongs to the countries considered poliovirus-free by the WHO. The aim of this study was to confirm the absence of any circulating wild-type polioviruses and to monitor vaccine-derived polioviruses in Cyprus by analysis of sewages. During the course of this study no wild-type polioviruses were identified, although the identification of viable oral poliovirus vaccine isolates confirmed the presence and circulation of poliovirus vaccine strains in sewage in Cyprus.

This content is only available as a PDF.