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Introduction: The major aim of hand washing promotion programs is to persuade people to change their behaviour to reduce high-risk h
The Sawyer PointOne household hollow fiber membrane filter (PointOne) efficaciously removes microbiological indicators in the labora
Diarrhea and acute respiratory infections account for nearly 30% of deaths among children displaced by humanitarian emergencies.
Batch water treatment consists of the intermittent use of settling tanks for water clarification, and is a common treatment practice
Recent investigations into the March 2003 outbreak of SARS in Hong Kong have concluded that environmental factors played an importan