True solution to cholera is improving access to safe water, sanitation

"Even when it is not covered in the news or noticed by the public, cholera occurs regularly in the developing world, and the annual number of cases reported to the World Health Organization (WHO) has increased over the past few years to more than half a million cases and 7,816 related deaths reported from all regions in 2011," Ronald Waldman of George Washington University, Eric Mintz of the Centers for Disease Control and Prevention, and Heather Papowitz of the U.N. Children's Fund write in a New England Journal of Medicine perspective piece.

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