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Fears of spreading yellow fever are behind the illegal killing of scores of monkeys in Rio de Janeiro, complicating efforts to fight the virus,...
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Fears of spreading yellow fever are behind the illegal killing of scores of monkeys in Rio de Janeiro, complicating efforts to fight the virus,...
Brazil is firing from all barrels to stop a yellow fever surge that has already killed dozens, but with vaccines short, the ammunition is...
Rio de Janeiro said Saturday it plans to vaccinate the state’s entire population against yellow fever in response to an outbreak that has killed...