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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
Background In October 2010, Haiti was struck by a large-scale cholera epidemic.
After a series of earthquakes devastated Port-au-Prince, Haiti, on 12 January 2010, safe excreta disposal became an urgent priority.
Recent investigations into the March 2003 outbreak of SARS in Hong Kong have concluded that environmental factors played an importan
In peri-urban Monrovia, contaminated hand-dug wells were contributing to cholera outbreaks.