Islamabad [Pakistan], March 30 (ANI): A recent environmental testing revealed the presence of Wild Poliovirus Type 1 (WPV1) in sewage samples from 15 districts across Pakistan, ARY News reported.
The testing, conducted between March 4 and 12, revealed contamination in sewage systems in all four provinces of the country.
In Sindh, nine districts were affected, including Karachi East, South, Korangi, Malir, L