Polio virus ‘found’ in five cities

Polio virus has been found in sewerage of the major cities of Pakistan, citing National Institute of Health (NIH) sources. According to a technical report of polio-positive sewerage samples compiled by the NIH, the virus of crippling disease was found in nine sewerage samples of five cities of Pakistan including, Karachi, Peshawar, Quetta, Chaman and […]