title: Paralytic poliomyelitis in an unimmunized child. Apparent result of a vaccine-derived poliovirus.
mesh_terms: D002648:Child; D003168:Complement Fixation Tests; D005243:Feces / Q000382:microbiology; D006801:Humans; D008297:Male; D009500:Neutralization Tests; D011051:Poliomyelitis / Q000209:etiology* / Q000276:immunology; D017955:Poliovirus / Q000276:immunology / Q000302:isolation & purification; D011055:Poliovirus Vaccine, Oral
chemical_list: D011055:Poliovirus Vaccine, Oral