A war not yet won.
D002648:Child; D060740:Disease Eradication / Q000191:economics / Q000266:history / Q000706:statistics & numerical data*; D014943:Global Health / Q000191:economics / Q000706:statistics & numerical data*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D011051:Poliomyelitis / Q000191:economics / Q000453:epidemiology* / Q000266:history; D023321:Poliovirus Vaccines / Q000008:administration & dosage / Q000191:economics; D014611:Vaccination
D023321:Poliovirus Vaccines