title: Progress toward eradication of polio--worldwide, January 2011-March 2013.
mesh_terms: D002675:Child, Preschool; D060740:Disease Eradication / Q000639:trends*; D019353:Endemic Diseases; D014943:Global Health; D006801:Humans; D017589:Immunization Programs; D015994:Incidence; D007223:Infant; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control*; D023321:Poliovirus Vaccines / Q000008:administration & dosage
chemical_list: D023321:Poliovirus Vaccines
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