title: WHO takes another step towards polio eradication.
authors.forename: Haroon
authors.initials: H
authors.lastname: Ashraf
mesh_terms: D002675:Child, Preschool; D014943:Global Health; D006801:Humans; D011051:Poliomyelitis / Q000517:prevention & control*; D023321:Poliovirus Vaccines; D014944:World Health Organization
chemical_list: D023321:Poliovirus Vaccines