Chronic infection may add to developing-world deaths

Worldwide, nearly 2 million people per year die from diarrhoea, the vast majority of them in poor countries in Africa and Asia. The disease accounts for 18 percent of all deaths among children - and yet is almost always preventable with proper treatment. Now, new research from MIT indicates that underlying, low-level undiagnosed infection may greatly add to the severity of a significant number of these cases. This realisation could lead to changes in health-care strategies to address the problem...

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