title: Challenges associated with the recent outbreaks of wild-type poliovirus in previously polio-free countries.
authors.forename: Subhash C
authors.initials: SC
authors.lastname: Arya
authors.forename: Nirmala
authors.initials: N
authors.lastname: Agarwal
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D020022:Genetic Predisposition to Disease; D006801:Humans; D007223:Infant; D011051:Poliomyelitis / Q000453:epidemiology* / Q000235:genetics / Q000473:pathology / Q000821:virology*; D017955:Poliovirus / Q000302:isolation & purification* / Q000472:pathogenicity
keywords: Polio; fatality rate; genetic factors; neurovirulence; risk assessment; viral