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The World in Medicine
July 9, 2003

Fortifying Food for the Poor

JAMA. 2003;290(2):184. doi:10.1001/jama.290.2.184-a

Dengue virus has long presented scientists with a puzzle: an individual who is infected with one of the four subtypes of the virus often has a more severe illness—dengue hemorrhagic fever—the second time around. Now, scientists from England and Thailand, whose findings were published June 15 in the online edition of Nature Medicine (, believe they have discovered why this occurs.

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