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One billion people worldwide still practise "open defecation" and they need to be told that this leads to the spread of fatal diseases, U.N. experts said on Thursday at the launch of a study on drinking water and sanitation.
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One billion people worldwide still practise "open defecation" and they need to be told that this leads to the spread of fatal diseases, U.N. experts said on Thursday at the launch of a study on drinking water and sanitation.
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