Islamabad [Pakistan], October 19 (ANI): The four environmental samples collected from four different cities of Pakistan have tested positive for Wild Poliovirus 1 (WPV1), ARY News reported on Thursday quoting a health department official.
According to the Pakistan-based media outlet, the samples collected from Karachi, Peshawar, Rawalpindi, and Chaman have tested positive for WPV1.
According to the Pakistan Polio Laborato
Pakistan: Four samples collected from four cities tests positive for Wild Poliovirus 1
