Eradicating indigenous transmission of wild poliovirus in the Americas. An update.
D000569:Americas; D006801:Humans; D010175:Pan American Health Organization; D011051:Poliomyelitis / Q000382:microbiology / Q000517:prevention & control* / Q000635:transmission; D017955:Poliovirus; D011055:Poliovirus Vaccine, Oral / Q000008:administration & dosage*
D011055:Poliovirus Vaccine, Oral