Tracking Progress Toward Polio Eradication - Worldwide, 2013-2014
Global efforts to eradicate polio began in 1988 and have been successful in all but two of the six World Health Organization (WHO) regions. Within these two regions (African and Eastern Mediterranean), three countries (Afghanistan, Nigeria, and Pakistan) have never interrupted transmission of wild p...
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Veröffentlicht in: | MMWR. Morbidity and Mortality Weekly Report 2015, Vol.64 (15), p.415 |
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Hauptverfasser: | , , , , |
Format: | Report |
Sprache: | eng |
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