Excluding polio in areas of inadequate surveillance in the final stages of eradication in China
In 1996, China adopted a virological classification of acute flaccid paralysis (AFP) cases for its surveillance system. Only AFP cases with wild poliovirus in stool specimens are confirmed as polio. Cases with adequate stool specimens that are negative for wild poliovirus are not counted. This paper...
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| Main Authors: | , , , , , |
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| Format: | Book |
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The World Health Organization.
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A1234.567 |
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| Copy 1 | Available |