Balochistan Polio Emergency Cell in Pakistan has declared 51 union councils of the province to be at "high risk" for polio.
According to Dawn News, provincial Coordinator Emergency Cell Saifur Rehman said environmental samples of polio virus had already been found in the Quetta and Killa Abdullah districts of the province.
The World Health Organisation, Unicef and Balochistan Health Department (BHD) are formulating a strategy to launch an anti-polio campaign in the 51 "high risk" union councils, said Rehman.
BHD launched the second phase of its anti-polio campaign in different union councils of Quetta on Monday.