Progress towards the global eradication of poliomyelitis, 2001.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D019353:Endemic Diseases / Q000517:prevention & control; D014943:Global Health; D006801:Humans; D017589:Immunization Programs / Q000458:organization & administration*; D007223:Infant; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control*; D023321:Poliovirus Vaccines / Q000009:adverse effects; D011159:Population Surveillance / Q000379:methods
D023321:Poliovirus Vaccines