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Wild poliovirus type 1 and type 3 importations--15 countries, Africa, 2008-2009.

• Authors : Centers for Disease Control and Prevention (CDC)

Subjects: Disease Outbreaks* ; Sentinel Surveillance*; Poliomyelitis/Poliomyelitis/Poliomyelitis/*epidemiology

• Source: MMWR. Morbidity and mortality weekly report [MMWR Morb Mortal Wkly Rep] 2009 Apr 17; Vol. 58 (14), pp. 357-62.Publisher: U.S. Centers for Disease Control Country of Publication: United States NLM ID: 7802429 Publication Model: Print Cited Medium: Internet

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