Get latest articles and stories on World at LatestLY. As many as 28 environmental samples collected from Pakistan's 19, Dawn reported. World News | Pakistan: 28 Sewage Samples Test Positive for Wild Poliovirus.
ISLAMABAD: Wild poliovirus has been found in the environmental samples of two sites in Quetta.“The Regional Reference Laboratory for Polio Eradication at the National Institute of Health.
Two sewage samples from Quetta test positive for WPV1 - Pakistan reliefweb.int - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from reliefweb.int Daily Mail and Mail on Sunday newspapers.