Nigeria goes three years without a case of polio
21 Aug 2019
BBC News
![Nigeria goes three years without a case of polio](/thumb/phpThumb.php?src=%2Fuploads%2Fnews%2F2%2F244%2F3%2F244399-nigeria-goes-three-years-without-a-case-of-polio.jpg&w=750&hash=2860624c02da3dea60be9a28712e4a05)
Nigeria has gone three years without a case of polio, putting it on the brink of being declared free of the disease. This is a dramatic change from 2012 when the country accounted for more than half of all polio cases worldwide, the World Health Organizat