ISLAMABAD: Wild Poliovirus 1 has been detected in 30 environmental samples collected from different cities of all four provinces of Pakistan, officials in the Polio Eradication Initiative Saturday.
Pakistan: 28 sewage samples test positive for wild poliovirus bignewsnetwork.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from bignewsnetwork.com Daily Mail and Mail on Sunday newspapers.