(2014). World Polio Day — October 24, 2014. MMWR Morb Mortal Wkly Rep.
Citação norma Chicago"World Polio Day — October 24, 2014." MMWR Morb Mortal Wkly Rep 2014.
Deismireacht MLA"World Polio Day — October 24, 2014." MMWR Morb Mortal Wkly Rep 2014.
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