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Experience With Inactivated Polio Vaccine Introduction and the “Switch” From Trivalent to Bivalent Oral Polio Vaccine in the World Health Organization’s Western Pacific Region
The World Health Organization (WHO) Western Pacific Region (WPR) has maintained its polio-free status since 2000. The emergence of vaccine-derived polioviruses (VDPVs), however, remains a risk, as oral polio vaccine (OPV) is still used in many of the region’s countries, and pockets of unimmunized or...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
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Oxford University Press
2017
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5853504/ https://www.ncbi.nlm.nih.gov/pubmed/28838170 http://dx.doi.org/10.1093/infdis/jiw574 |