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Serological survey on immunity status against polioviruses in children and adolescents living in a border region, Apulia (Southern Italy)
BACKGROUND: In 1988 the World Health Assembly adopted the goal to eradicate poliomyelitis by routine immunization using Oral Polio Vaccine (OPV). On 21 June 2002 the WHO European Region was declared polio-free. In 2008 poliomyelitis is still endemic in 4 countries (Nigeria, India, Pakistan, and Afgh...
Autores principales: | , , , , , , , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2008
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2585574/ https://www.ncbi.nlm.nih.gov/pubmed/18973678 http://dx.doi.org/10.1186/1471-2334-8-150 |