does a high-tech library in Berlin designed by one of the most respected architects of the 20th century; or a regular toothbrush; or a shortcut in the grass surrounded by sidewalks hold with the problem of water and sanitation in marginalized rural regions of the world? .
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are known to be two of the most effective strategies to reduce the high incidence of gastrointestinal and respiratory illnesses in developing countries. However, it is neither safe water nor sanitation the pivot of such changes, but specific behaviors: like the use of technologies that disinfect water or our hands.
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