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Type of poliovirus vaccine used, by country

Abbreviations: IPV, inactivated poliovirus vaccine, containing formalin-killed virus, developed by U.S. physician and virologist Jonas Salk (1914-1995) and licensed for use in 1955; OPV, oral poliovirus vaccine containing live-attenuated poliovirus, was developed by Polish-American microbiologist Albert Sabin (1906-1993). (Source: Lopez Cavestany R, Eisenhawer M, Diop OM, Verma H, Quddus A, Mach O. The last mile in polio eradication: program challenges and perseverance. Pathogens 2024;13[4]:323. Creative Commons Attribution 4.0 International [CC BY 4.0] license, creativecommons.org/licenses/by/4.0.)

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Associated Disorders

  • Aseptic meningitis
  • Bulbar polio
  • Bulbospinal polio
  • Infantile paralysis
  • Nonparalytic polio
  • Paralytic polio
  • Polioencephalitis
  • Post-polio progressive muscular atrophy
  • Post-polio syndrome
  • Spinal paralytic polio