Editorial: a farewell to polio vaccination? Not anytime soon.
D003906:Developing Countries; D006801:Humans; D017589:Immunization Programs / Q000458:organization & administration*; D011051:Poliomyelitis / Q000517:prevention & control*; D017955:Poliovirus / Q000276:immunology; D011055:Poliovirus Vaccine, Oral / Q000008:administration & dosage*; D014944:World Health Organization
D011055:Poliovirus Vaccine, Oral