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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: The coronavirus disease (COVID-19) pandemic poses a grave threat to refugees and internally displaced persons (IDPs).
Introduction A cholera epidemic began in Haiti over 8 years ago, prompting numerous, largely quantitative research studies.
In July 2007, a study by the Centre for Environmental Health Engineering, at the University of Surrey, assessed a modified method of