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Published online 8 March 2005 | Nature | doi:10.1038/news050307-10

News

Malaria map paints stark picture

Study suggests the disease may afflict twice as many people as thought.

The number of malaria cases worldwide may be close to double that previously estimated, according to a new tally of the killer disease.

The study, which is one of the most comprehensive efforts to map the prevalence of malaria, shows that over half a billion people could have the disease.

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