Polio eradication--how near?
Foege
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WH
D019049:Developed Countries; D003906:Developing Countries; D014943:Global Health; D006291:Health Policy; D006801:Humans; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control*; D011054:Poliovirus Vaccine, Inactivated; D011055:Poliovirus Vaccine, Oral; D014481:United States; D014611:Vaccination / Q000592:standards*
D011054:Poliovirus Vaccine, Inactivated; D011055:Poliovirus Vaccine, Oral