title: Don't blame the CIA.
mesh_terms: D000818:Animals; D002648:Child; D003695:Delivery of Health Care / Q000191:economics / Q000706:statistics & numerical data*; D006801:Humans; D009549:Nigeria / Q000453:epidemiology; D010154:Pakistan / Q000453:epidemiology; D023321:Poliovirus Vaccines; D011634:Public Health / Q000191:economics / Q000706:statistics & numerical data*; D014481:United States; D037041:United States Government Agencies; D014611:Vaccination / Q000523:psychology* / Q000706:statistics & numerical data*
chemical_list: D023321:Poliovirus Vaccines