polio Health Bill and Melinda Gates to pay off Nigeria’s $76 million polio debt Nigeria, which accounted for more than half of all polio cases in 2012, reported zero new cases of the infectious disease in 2017. Health Bill Gates: We May Witness the Last Human Case of Polio This Year But if the campaign isn’t successful, this scourge could return with a vengeance.
Health Bill and Melinda Gates to pay off Nigeria’s $76 million polio debt Nigeria, which accounted for more than half of all polio cases in 2012, reported zero new cases of the infectious disease in 2017.
Health Bill Gates: We May Witness the Last Human Case of Polio This Year But if the campaign isn’t successful, this scourge could return with a vengeance.
