Update on vaccine-derived polioviruses detected worldwide, April 2011–June 2012.
D004196:Disease Outbreaks; D014943:Global Health; D006801:Humans; D016867:Immunocompromised Host; D007753:Laboratories; D011051:Poliomyelitis / Q000453:epidemiology* / Q000276:immunology / Q000821:virology*; D017955:Poliovirus / Q000145:classification; D011055:Poliovirus Vaccine, Oral / Q000276:immunology; D017201:Virus Shedding
D011055:Poliovirus Vaccine, Oral