ISLAMABAD: After the United Kingdom discovered the poliovirus in sewage samples in London for the first time in the last four decades, suspicion has fallen on Pakistan as being the source. However, health authorities in Islamabad claim the “vaccine-derived virus” found in the UK exists in 22 countries and the type found locally was the wild poliovirus (WPV). The UK …
Read More »Poliovirus found in UK ‘could have come from 22 countries’
June 24, 2022