Progress towards interrupting wild poliovirus transmission worldwide, 2008/WER

The Weekly Epidemiological Record (WER) for 3 April 2009, vol. 84, 14 (pp 109-116) Includes: Outbreak news: – Cholera, Zimbabwe – update; Progress towards interrupting wild poliovirus transmission worldwide, 2008.

http://www.who.int/wer/2009/wer8414.pdf

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