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Resistance of polio to its eradication in Pakistan
BACKGROUND: This study is based on EPI (Expanded Program on Immunization) immunization surveys and surveillance of polio, its challenges in immunization and the way forward to overcome these challenges. METHODS: Several Government documents, survey reports and unpublished program documents were stud...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2011
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3192783/ https://www.ncbi.nlm.nih.gov/pubmed/21962145 http://dx.doi.org/10.1186/1743-422X-8-457 |